Timeline of Elements image gallery

The following are the elemental tiles selected to create the Timeline of Elements. Click on a tile to enlarge and view as a slideshow. The tiles are organized in order of increasing atomic number.

Hydrogen, 1

2019 International Year of the Periodic Table Timeline of Elements: Hydrogen, 1 - Exploits Valley Intermediate Grand Falls; Windsor, Newfoundland, Canada - Teacher: Krista Simms - Artists: Devyn Hogg, Maya Fifield, Emily Hayden, Claire Loder, Cora Hogg

Watercolor on paper. The sun and moon depicted on the left and a hot air balloon with the French flag and chemical symbol “He” on the right. A magenta glow separates the images.

2019 International Year of the Periodic Table Timeline of Elements: Helium, 2 - Senator O'Connor College School - North York, Ontario, Canada - Teacher: Alicja Koprianiuk - Artist: Jakub Brol

Lithium, 3

2019 International Year of the Periodic Table Timeline of Elements: Lithium, 3 - Wembley Primary School - Wembley, Western Australia, Australia - Teacher: Susanna Webber - Artist: Ella Teh

Beryllium, 4

2019 International Year of the Periodic Table Timeline of Elements: Beryllium, 4 - Amos Comenius Memorial School - Hopedale, Newfoundland and Labrador, Canada - Teacher: Jennifer Winters - Artist: Kanses Winters

Boron, 5

2019 International Year of the Periodic Table Timeline of Elements: Boron, 5 - Mount Allison University - Sackville, New Brunswick, Canada - Teacher: Stephen Westcott - Artist: Eric G. Bowes

Carbon, 6

2019 International Year of the Periodic Table Timeline of Elements: Carbon, 6 - ATEMS (Academy of Technology, Engineering, Math, and Science) and ACT2 (Associated Chemistry Teachers of Texas) - Abilene, Texas, USA Teacher: Julee Isenhower - Artist: Layla Ingram-Alger

Nitrogen, 7

2019 International Year of the Periodic Table Timeline of Elements: Nitrogen, 7 - East Three Secondary School - Inuvik, Northwest Territories, Canada - Teacher: Denise Lipscombe - Artists: Fletcher Dares, Chloe Dalton, Corbin Dempster, Hannah Gordon-Rogers

Oxygen, 8

2019 International Year of the Periodic Table Timeline of Elements: Oxygen, 8 - Preston High School - Cambridge, Ontario, Canada - Teacher: Kevin Donkers - Artist: Ella Woolcott (created for Science Teachers' Association of Ontario (STAO))

Digital illustration in yellows and oranges. Chemical symbol “F” appears centre. Above “9”. Bottom “18.994”. Background shows electrolysis experiment used to generate fluorine.

2019 International Year of the Periodic Table Timeline of Elements: Fluorine, 9 - Texas A&M University San Antonio - San Antonio, Texas, United States of America - Teacher: Dr. G. Robert Shelton - Artist: Kiarah Craft

Pen and acrylic on paper. Split face of Sir William Ramsay and Morris Travers appears centre on a bright yellow, orange and red background. Chemical symbol “Ne” to the left; “10” to the right. The United Kingdom’s national flag appears at the bottom.

2019 International Year of the Periodic Table Timeline of Elements: Neon, 10 - Canadian International School Vietnam - Ho Chi Minh City, Vietnam - Teacher: Alex Love - Artist: Nguyen Truong Thu Ngoc

Sodium, 11

2019 International Year of the Periodic Table Timeline of Elements: Sodium, 11 - Gimnazija Jesenice - Jesenice, Slovenia - Teacher: mag. Natalija Bohinc Zaveljcina - Artist: Ana Ajša Vičar

Magnesium, 12

2019 International Year of the Periodic Table Timeline of Elements: Magnesium, 12 - John F. Ross Collegiate Vocational Institute - Guelph, Ontario, Canada - Teachers: Sue Bender and Michael Neerhoff - Artist: Riley Luke (compilation of artwork)

Aluminum, 13

2019 International Year of the Periodic Table Timeline of Elements: Aluminum, 13 - Tannum Sands State High School - Tannum Sands, Queensland, Australia - Teacher: Lisa Mazzer - Artists: Hannah Brooke, Lhea Hermosa and Sarah Leu

Silicon, 14

2019 International Year of the Periodic Table Timeline of Elements: Silicon, 14 - St. John's Kilmarnock School - Breslau, Ontario, Canada - Teacher: Sarah Regli - Artist: Max Dai

Phosphorus, 15

2019 International Year of the Periodic Table Timeline of Elements: Phosphorus, 15 - Durban Girls' College - Durban, KwaZulu Natal, South Africa - Teacher: Helen McCready - Artist: Julie Blevin

Sulfur, 16

2019 International Year of the Periodic Table Timeline of Elements: Sulfur, 16 - Lakota East High School - Liberty Township, Ohio, United States - Teacher: Elizabeth Gosky - Artist: Hailey Holtman

Chlorine, 17

2019 International Year of the Periodic Table Timeline of Elements: Chlorine, 17 - École Évangéline - Wellington, Île-du-Prince-Édouard, Canada - Teacher: Marcel Caissie - Artist: Liam Wall and grade 11 Chemistry Class

Digital image on bright purple background. A black silhouette of a sloth appears centre behind the chemical symbol “Ar” and the atomic number “18”. Additional symbols including a light bulb, crown and the silhouette of an argon gas canister.

2019 International Year of the Periodic Table Timeline of Elements: Argon, 18 - Arnprior District High School - Arnprior, Ontario, Canada - Teacher: Cheryl Welbanks - Artist: Kaelyn Proulx

Potassium, 19

2019 International Year of the Periodic Table Timeline of Elements: Potassium, 19 - Middlefield Collegiate Institute/YRDSB - Markham, Ontario, Canada - Teacher: Alison MacPherson - Artist: Zhiyang Su

Calcium, 20

2019 International Year of the Periodic Table Timeline of Elements: Calcium, 20 - Jean Vanier Catholic Secondary School - Milton, Ontario, Canada - Teacher: Karen Caruana - Artist: Nicole Roasa

Coloured pencil on paper. Chemical symbol and atomic number “Sc – 21” featured at the top. Centre shows a bicycle with a Swedish flag in front of a mountain landscape. “1879” appears in the lower left corner.

2019 International Year of the Periodic Table Timeline of Elements: Scandium, 21 - Avonworth High School - Pittsburgh, Pennsylvania, U.S.A. - Teacher: Brittney Livesay - Artist: Ava Culley

Titanium, 22

2019 International Year of the Periodic Table Timeline of Elements: Titanium, 22 - F.H. Collins Secondary - Whitehorse, Yukon, Canada - Teacher: Stacey Hays - Artist: Bronwyn Hays

Vanadium, 23

2019 International Year of the Periodic Table Timeline of Elements: Vanadium, 23 - Kitchener-Waterloo Collegiate and Vocational School - Kitchener, Ontario, Canada - Teacher: Kate Rowlandson - Artist: Maggie Sweeney

Chromium, 24

2019 International Year of the Periodic Table Timeline of Elements:Chromium, 24 - Bishop Smith Catholic High School - Pembroke, Ontario, Canada - Teacher: Leanne Egan - Artist: Alex Orman

Manganese, 25

2019 International Year of the Periodic Table Timeline of Elements: Manganese, 25 - Hill-Murray School - Maplewood, Minnesota, U.S.A. - Teacher: Michelle Lee - Artist: Amelia Jutz

Iron, 26

2019 International Year of the Periodic Table Timeline of Elements: Iron, 26 - Wolfert Tweetalig - Rotterdam, Zuid-Holland, The Netherlands - Teacher: Menno Vaas - Artists: LoïsA & Arindadt

Cobalt, 27

2019 International Year of the Periodic Table Timeline of Elements: Cobalt, 27 - Malden High School - Malden, Massachusetts, U.S.A. - Teacher: Martin Berryman - Artist: Michelle Nie

Nickel, 28

2019 International Year of the Periodic Table Timeline of Elements: Nickel, 28 - École Secondaire Catholique Champlain - Chelmsford, Ontario, Canada - Teacher: Chantal Rioux - Artist: Émilie-Rose Roussel

Copper, 29

2019 International Year of the Periodic Table Timeline of Elements: Copper, 29 - Jacob Hespeler Secondary School - Cambridge, Ontario, Canada - Teacher: Yvonne Clifford - Artist: Madeleine Williams

Zinc, 30

2019 International Year of the Periodic Table Timeline of Elements: Zinc, 30 - Victor Sammurtok School - Chesterfield Inlet, Nunavut, Canada - Teacher: Rob Humby - Artists: Kayalaaq Leishman-Brocklebank and Taqtaq Issaluk

Collage of paper and aluminum foil on black background. Chemical symbol “Ga” appears over “Gallium” and atomic number “31”. Left is a portrait of Paul - Émile LeCoq de Boisbaudran with “1875” above him. Strips of paper radiating out in rainbow colours. Flattened aluminum foil circles appear bottom with “dripping” white paint at the top.

2019 International Year of the Periodic Table Timeline of Elements: Gallium, 31 - Hudsonville High School - Hudsonville, Michigan, U.S.A. - Teacher: Doug Ragan - Artist: Sophia Putman

Coloured pencil on white paper. Tile divided into three images. Top left shows a camera, the word “cancer” and a fluorescent lamp emitting light. Bottom left is a lab with a microscope, the chemical symbol “Ge” and atomic number “32”. Right is a pre-industrial miner in a mine pushing a cart of mining debris.

2019 International Year of the Periodic Table Timeline of Elements: Germanium, 32 - 5th Gymnasium of Mytilene - Mytilene, Lesvos, Greece - Teachers: Vasiliki Thomaidi and Maria Giannikou - Artist: Anna - Maria Tsokarou

Arsenic, 33

2019 International Year of the Periodic Table Timeline of Elements: Arsenic, 33 - Murdoch University - Murdoch, Western Australia, Australia - Teacher: Caitlin Sweeney - Artists: Caitlin Sweeney, Jamie Fletcher, Alice Barber, Rhianna Jones

Selenium, 34

2019 International Year of the Periodic Table Timeline of Elements: Selenium, 34 - Marsden State High School - Waterford West, Queensland, Australia - Teacher: Daniel Bischa - Artist: Jaceb Blake

Bromine, 35

2019 International Year of the Periodic Table Timeline of Elements: Bromine, 35 - COLTEC - Colégio Técnico da Universidade Federal de Minas Gerais - Belo Horizonte, MG, Brasil - Teacher: Alfredo Luis Mateus - Artists: Fernanda Narciso Dias, Larissa Venâncio de Faria and Maria Eduarda Alves Viana

Pencil and ink on white paper. Centre is the periodic table tile as a 3-d cube with chemical symbol “Kr”, “krypton”, and “36”. Above hangs a fluorescent light. Left is the British flag with “1898” on the mast. Right are three laser beams shooting behind the tile. Krypton as green crystal cubes are at the bottom. Background shows shaded hills and sky.

2019 International Year of the Periodic Table Timeline of Elements: Krypton, 36 - A.L. Fortune Secondary - Enderby, British Columbia, Canada - Teacher: Mrs. Annette Toop - Artist: Tristan Baumle

Rubidium, 37

2019 International Year of the Periodic Table Timeline of Elements: Rubidium, 37 - Palmetto Ridge High School - Naples, Florida, U.S.A. - Teacher: Michelle Joyce - Artists: Logan G., Lindsay L., Madison P.

Strontium, 38

2019 International Year of the Periodic Table Timeline of Elements: Strontium, 38 - Lyme/Old Lyme High School - Old Lyme, Connecticut, U.S.A. - Teacher: Lucy Walter - Artist: Alex Williams

Yttrium, 39

2019 International Year of the Periodic Table Timeline of Elements: Yttrium, 39 - Atid Madaim Lod - Lod, Israel - Teacher: Ya'el Schleifer - Artist: YELEMENT

Zirconium, 40

2019 International Year of the Periodic Table Timeline of Elements: Zirconium, 40 - Dubai College - Dubai, Dubai, United Arab Emirates - Teacher: Vanessa Holmes - Artist: Charmaine Kee

Niobium, 41

2019 International Year of the Periodic Table Timeline of Elements: Niobium, 41 - Escuela Colombiana de Ingeniería Julio Garavito - Bogotá, D.C., Colombia - Teacher: Angela Mercedes Quiñones-Castañeda - Artist: Collaboration of students and teachers

Molybdenum, 42

2019 International Year of the Periodic Table Timeline of Elements: Molybdenum, 42 - Oromocto High School - Oromocto, New Brunswick, Canada - Teacher: Winnie Hsu - Artist: Abigail Purchase

Pen and ink on paper. Background is the tricolored Italian flag. Chemical symbol “Tc”, “43” and “98” appears in centre of a circle labeled “technetium”. The circle features a radioactive symbol with five stars and a hand. Below are the names Carlo Perrier and Emilio Segre, 1937.

2019 International Year of the Periodic Table Timeline of Elements: Technetium, 43 - Huron Heights Secondary School - Kitchener, Ontario, Canada - Teacher: Craig Matthews - Artists: Lakyn Hann, Stefan Djukic, and Ria Menon

Ruthenium, 44

2019 International Year of the Periodic Table Timeline of Elements: Ruthenium, 44 - Rathkeale College & St Matthew's Collegiate School - Masterton, Wellington Region, New Zealand - Teacher: Ailsa Andrew - Artists: James Malsher, Logan Purvis, Lucas Abbott, Teagan Abbott.

Rhodium, 45

2019 International Year of the Periodic Table Timeline of Elements: Rhodium, 45 - St. Charles Community College - Cottleville, Missouri, U.S.A. - Teacher: Carol Green - Artist: Sarah Allison

Palladium, 46

2019 International Year of the Periodic Table Timeline of Elements: Palladium, 46 - Arrupe Jesuit High School - Denver, Colorado, U.S.A. - Teacher: Stephan Graham - Artist: Paola Candia

Silver, 47

2019 International Year of the Periodic Table Timeline of Elements: Silver, 47 - Fundación Colegio Americano De Puebla - Puebla, Puebla, Mexico - Teacher: Priscilla Calva Ariza - Artists: David Albert Sarda Keen and Arantxa Marin Limon

Cadmium, 48

2019 International Year of the Periodic Table Timeline of Elements: Cadmium, 48 - Woodland Christian High School - Breslau, Ontario, Canada - Teacher: Marianne Bruinsma - Artist: Olivia Lise

Indium, 49

2019 International Year of the Periodic Table Timeline of Elements: Indium, 49 - Saskatchewan Indian Institute of Technologies - Regina, Saskatchewan, Canada - Teacher: Alex Hutchinson - Artist: ABE 10 Class

Tin, 50

2019 International Year of the Periodic Table Timeline of Elements: Tin, 50 - Cedarburg High School - Cedarburg, Wisconsin, U.S.A. - Teacher: Kathy Pollock - Artist: Giovanna Truong

Antimony, 51

2019 International Year of the Periodic Table Timeline of Elements: Antimony, 51 - Acheron College Grand Valley - Kitchener, Ontario, Canada - Teacher: Susan Van Acker - Artist: Amanda Dumont

Tellurium, 52

2019 International Year of the Periodic Table Timeline of Elements: Tellurium, 52 - Kalamunda Senior High School - Perth, Western Australia, Australia - Teacher: Julie Loxton - Artist: Alyse Todd

Iodine, 53

2019 International Year of the Periodic Table Timeline of Elements: Iodine, 53 - Samtse College of Education, Royal University of Bhutan - Samtse, Samtse, Bhutan - Teacher: Nandu Giri - Artist: Tenzin Sonam

Pen and ink on white paper. Bohr model of xenon is at the centre with “Xenon”, “54” and “131.29” above. Around the image are “Noble Gas”, “Boiling point -108.099 C” and “Melting point -111.75 C”. Across the top is a roll of film with pictures containing a building, “colorless” with portrait of William Ramsay and Morris Travers, “odorless” with “July 1898”, and “unreactive”.

2019 International Year of the Periodic Table Timeline of Elements: Xenon, 54 - Frankfurt International School - Oberursel, Hessen, Germany - Teacher: Mr. Vee Kummari - Artist: Bronwyn Sandfield

Cesium, 55

2019 International Year of the Periodic Table Timeline of Elements: Cesium, 55 - Northern Secondary School - Toronto, Ontario, Canada - Teacher: Salini Kanaesu - Artist: Sola Needham

Barium, 56

2019 International Year of the Periodic Table Timeline of Elements: Barium, 56 - Eastview Secondary School - Barrie, Ontario, Canada - Teacher: Kristen Roth - Artist: Sydney Barber

Lanthanum, 57

2019 International Year of the Periodic Table Timeline of Elements: Lanthanum, 57 - Boston Latin Academy - Boston, Massachusetts, U.S.A. - Teacher: Katherine Fogarty - Artist: Labonno Ranga

Cerium, 58

2019 International Year of the Periodic Table Timeline of Elements: Cerium, 58 - Vaughan Secondary School/York Region District School Board - Thornhill, Ontario, Canada - Teacher: Zahid Panchbhaya - Artist: Tasya Zhizhina

Coloured pencil on paper. A large Roman numeral two (“II”) appears centre in green. Behind it is a stage with curtains and lights. At the bottom left are “praseodymium” and the atomic number “59”. Portrait of Carl Auer Von Welsbach appears bottom right.

2019 International Year of the Periodic Table Timeline of Elements: Praseodymium, 59 - Weiss High School - Pflugerville, Texas, U.S.A. - Teacher: Christina Hotchkin - Artists: Anastasia T., Kayla K. and Brenda O.

Coloured pencil and ink on paper. A large glass vial containing metal and labeled “Nd-60” appears centre with “Neodymium” and “1885”. To the left are “Carl Auer von Welsbach” and “magnets” along with a Bohr model of neodymium. To the right are a lighter, ferris wheel, and Vienna, Austria.

2019 International Year of the Periodic Table Timeline of Elements: Neodymium, 60 - Seoul Foreign British School - Seoul, South Korea, South Korea - Teacher: Kim Stuart - Artist: Irene Cho

Coloured pencil and ink on blue background. Colourful mountain scene with an industrial town by the lake. Smokestacks from the town bleed into the mountain relief. In the sky, Prometheus points to his constellation using a torch. Bottom is the Chemical symbol “Pm” and atomic number “61”.

2019 International Year of the Periodic Table Timeline of Elements: Promethium, 61 - Pemberton Secondary School - Pemberton, British Columbia, Canada - Teacher: Karen Tomlinson - Artists: Kate Brosseau, Arriya Kuiper and Belle Dorgelo

Pen and ink on white paper. Chemical symbol “Sm” sits in a central hexagon with “62” and “150.4”. Portraits of John Joly, left, and Paul-Émile de Boisbaudran, right. Above them are the Irish and French flags along with an allusion to the previous name for this element Hibernium, Hb, and a radioactive hazard symbol. Below is a transistor radio, handheld tape recorder, along with a syringe injecting radiotherapy drugs into a bone and the Greek symbol β.

2019 International Year of the Periodic Table Timeline of Elements: Samarium, 62 - Coláiste Choilm - Swords, Co Dublin, Republic of Ireland - Teacher: Seán Kelleher - Artist: Transition Year 1 Science Students

Pen and ink plus digital additions on white background. Chemical symbol “Eu” is centre written in fracturing concrete lettering. Surrounding are facts about Europium featuring a little rock mascot. Text in the image. 1. Europium is named after Europe. 2. This is Europium. It often has some yellow spots because it oxidizes with oil and water. 3. The metal dust presents a fire and explosion hazard. 4. Naturally occurring europium has 2 isotopes. 5. Europium was discovered in 1901 by Eugené-Anatole Demoçay aft

2019 International Year of the Periodic Table Timeline of Elements: Europium, 63 - Dr. Aletta Jacobs College - Hoogezand, Groningen, Netherlands - Teacher: Dr. Michel Wijnhold - Artist: Caitlyn Vijlbrief

Digital composite. Background is an old fashioned television. Inside the screen is the chemical symbol “Gd”, “Gadolinium”, and “64”. To the right is Jean Charles Galissard de Marignac giving a thumbs up.

2019 International Year of the Periodic Table Timeline of Elements: Gadolinium, 64 - Ozel Sisli Terakki Tepeoren Anadolu Lisesi - Istanbul, Tuzla, Turkey - Teacher: Gulsen Sokullu - Artist: Alara Aydin

Terbium, 65

2019 International Year of the Periodic Table Timeline of Elements: Terbium, 65 - Ankeny Centennial High School - Ankeny, Iowa, U.S.A. - Teacher: Mark Hey - Artist: Jordan Su

Colored pencil and pen. A large Eiffel tower on the right with a French flag, plus wind turbines in the background. Above the atomic number “66” highlighted in orange. Left is the chemical symbol “Dy” being attracted to a horseshoe magnet. Four laser beams criss-cross the tile. Bottom right, the natural gray form of dysprosium.

2019 International Year of the Periodic Table Timeline of Elements: Dysprosium, 66 - Lexington High School - Lexington, South Carolina, U.S.A. - Teacher: Sam Oxley - Artist: Elizabeth Mulligan

Acrylic on dark blue background. In the upper left corner, chemical symbol “Ho”, “Holmium”, and atomic number “67” highlighted in white. An absorption spectra of the element across the centre leads to a composite portrait of Swidish Per Teodor Cleve and two other chemists. Behind them is a magnet with magnetic field lines. Miniature atomic Bohr models in white and yellow appear like bubbles across the tile.

2019 International Year of the Periodic Table Timeline of Elements: Holmium, 67 - Nagle Catholic College - Geraldton, Western Australia, Australia - Teacher: Mrs. Elisabete Costa - Artist: Ashleigh Naisbitt and Emily MacPherson

Erbium, 68

2019 International Year of the Periodic Table Timeline of Elements: Erbium, 68 - Wigan and Leigh College - Wigan, Greater Manchester, United Kingdom - Teacher: Dr. Mick Grady - Artist: Conall Jones

Pen and ink on white paper. Per Teodor Cleve appears centre within a black and white futuristic hexagon frame. To the right is the chemical symbol “Tm”; left is the atomic number “69”. Above is a drawing of thulium; below is the periodic table tile of thulium which includes “69”, “Tm”, “Thulium”, “168.93421”, and the numbers “2, 8, 18, 31, 8, 2”.

2019 International Year of the Periodic Table Timeline of Elements: Thulium, 69 - King High School - Tampa, Florida, U.S.A. - Teacher: Allison Mercer - Artist: Harrison Alster

Coloured pencil on white paper. Centre is periodic table tile of ytterbium in bright orange, which includes “70”, “Yb”, “Ytterbium”, “173.04”. Additional illustrations include the Swedish flag above, an illustration of the University of Geneva across the bottom, and Jean-Charles Galissard de Marignac, right.

2019 International Year of the Periodic Table Timeline of Elements: Ytterbium, 70 - Early/Middle College at GTCC Jamestown - Jamestown, North Carolina, U.S.A. - Teacher: Elizabeth Sunshine - Artist: Henna Aguilera

Lutetium, 71

2019 International Year of the Periodic Table Timeline of Elements: Lutetium, 71 - Eastwood Collegiate Institute - Kitchener, Ontario, Canada - Teacher: Panda Marsh - Artist: Laili Rohani

Hafnium, 72

2019 International Year of the Periodic Table Timeline of Elements: Hafnium, 72 - Urangan State High School - Torquay, Queensland, Australia - Teacher: Stephanie Whitehead - Artist: Tahlia Brookes

Tantalum, 73

2019 International Year of the Periodic Table Timeline of Elements: Tantalum, 73 - Chilliwack Secondary School - Chilliwack, British Columbia, Canada - Teacher: Chris Reilly - Artists: Emma-Lee Riddolls and David Barg

Tungsten, 74

2019 International Year of the Periodic Table Timeline of Elements: Tungsten, 74 - University of Waterloo - Waterloo, Ontario, Canada - Teacher: Rick Marta - Artist: Rick Marta

Rhenium, 75

2019 International Year of the Periodic Table Timeline of Elements: Rhenium, 75 - Strathcona-Tweedsmuir School - Okotoks, Alberta, Canada - Teacher: Debra Carlson - Artist: Jake Baverstock

Osmium, 76

2019 International Year of the Periodic Table Timeline of Elements: Osmium, 76 - Rockdale Magnet School for Science and Technology - Conyers, Georgia, U.S.A. - Teacher: Diana Kennen - Artist: Stephan Sellers

Iridium, 77

2019 International Year of the Periodic Table Timeline of Elements: Iridium, 77 - Anchorage School District-Eagle River High School - Eagle River, Alaska, U.S.A. - Teacher: Matthew R. Prnka - Artist: Aidan Sutherland

Platinum, 78

2019 International Year of the Periodic Table Timeline of Elements: Platinum, 78 - School of Industrial Engineering, Technical University of Madrid - Madrid, Spain - Teacher: Gabriel Pinto - Artists: Camino Luque, Roser Nicolau, Gema Arboleda, and Francisco Díaz

Gold, 79

2019 International Year of the Periodic Table Timeline of Elements: Gold, 79 - Spearfish High School - Spearfish, South Dakota, U.S.A. - Teacher: Jessica Zwaschka - Artist: Taya Lucas

Mercury, 80

2019 International Year of the Periodic Table Timeline of Elements: Mercury, 80 - Resurrection Catholic Secondary School - Kitchener, Ontario, Canada - Teacher: Aaron Arkell - Artist: Doojean Park

Thallium, 81

2019 International Year of the Periodic Table Timeline of Elements: Thallium, 81 - JH Bruns Collegiate - Winnipeg, Manitoba, Canada - Teachers: Angela Russenholt, Barb Bell - Artists: Payton Chan, Angelina Clemente, Sage Cournoyer, Kaytlin Nichols, Kyla Soriano, Alexus Wong

Lead, 82

2019 International Year of the Periodic Table Timeline of Elements: Lead, 82 - AY Jackson Secondary School - Toronto, Ontario, Canada - Teacher: Laila Hassam - Artist: Haohan Zhang

Bismuth, 83

2019 International Year of the Periodic Table Timeline of Elements: Bismuth, 83 - Russia Local School - Russia, Ohio, U.S.A. - Teacher: Eric M. Sullenberger - Artists: Hayley Supinger & Eric M. Sullenberger

Digital image. Multiple colours radiate out from a central image of the cubic crystal structure of pure polonium, plus “1898 A.D.” The chemical symbol “Po” and “84” appear above along with a radioactive symbol, a cigarette and the Polish flag. Additional elements appearing in the artwork are given in the description.

2019 International Year of the Periodic Table Timeline of Elements: Polonium, 84 - Beijing Jiaotong University (BJTU) (via the University of Waterloo) - Waterloo, Ontario, Canada - Teacher: Rick Marta - Artist: Xingeng (Vincent) Zhao; representing the 2018 class of BJTU Nano students

Oil on canvas, in orange black and white. A Bohr model of astatine dominates the artwork overlaying a portrait of Emilio Segre, with his left eye as the nucleus. The chemical symbol “At” also appears at the centre of the atom. A radioactive symbol radiates out from the centre in the background. Atomic number ”85” appears in the lower right corner.

2019 International Year of the Periodic Table Timeline of Elements: Astatine, 85 - Quezon City Science High School - Quezon City, Quezon City, Philippines - Teacher: Richard Sagcal - Artist: Radioactive

Radon, 86

2019 International Year of the Periodic Table Timeline of Elements: Radon, 86 - Sycamore High School - Cincinnati, Ohio, U.S.A. - Teacher: Michael Geyer - Artist: SHS Chemistry Club

Ink and coloured pencil on French flag (blue-white-red) background . A periodic table tile with the chemical symbol “Fr” appears centre. The tile has hands and feet and is also coloured like the French flag. It’s wearing a beret and holding a baguette in one hand and a scroll in the other. To the right and left are two small radioactive symbols. Two nuclear explosions from above and below are meeting together in the middle.

2019 International Year of the Periodic Table Timeline of Elements: Francium, 87 - Port Credit Secondary School - Mississauga, Ontario, Canada - Teacher: Jeanne Honsberger - Artist: Massa Mohamed Ali

Radium, 88

2019 International Year of the Periodic Table Timeline of Elements: Radium, 88 - Mount Royal University - Calgary, Alberta, Canada - Teacher: Chris Lovallo - Artist: Alia McCracken, Casey Heirman

Actinium, 89

2019 International Year of the Periodic Table Timeline of Elements: Actinium, 89 - Emily Carr Secondary School - Woodbridge, Ontario, Canada - Teacher: Adriana DiPietro - Artist: ECSS STEM Club

Thorium, 90

2019 International Year of the Periodic Table Timeline of Elements: Thorium, 90 - Leksvik vgs - Leksvik, Trøndelag, Norge - Teacher: Maria Elisabeth Sletvold - Artist: Leksvik Kjemi 1

Protactinum, 91

2019 International Year of the Periodic Table Timeline of Elements: Protactinum, 91 - Plano West Senior High School - Plano, Texas, U.S.A. - Teacher: Nicole Lyssy - Artist: Emily Ren

Uranium, 92

2019 International Year of the Periodic Table Timeline of Elements: Uranium, 92 - Heritage High School, Frisco ISD - Frisco, Texas, U.S.A. - Teacher: Jo L. King - Artist: Brigitte Kenna

Pen and watercolor on blue background. The artwork shows an underwater scene. Centre is the chemical symbol “Np” appearing as part of a large trident. On each side are two mythical sea dragons. Below is “93”.

2019 International Year of the Periodic Table Timeline of Elements: Neptunium, 93 - Victoria Shanghai Academy - Hong Kong, Hong Kong - Teacher: Isabella Liu - Artists: Jane Chan, Cherilynne Chau, Sammie Srirotjariya, Kaitlyn Chan, Charmaine Wan, Alicia Yu

Digital composite on orange background. A cartoon head of Glenn Seaborg centre next to a device that represents a cyclotron with a nuclear mushroom explosion above. In the background is a large radioactive symbol. Chemical symbol “Pu” appears below with “94”.

2019 International Year of the Periodic Table Timeline of Elements: Plutonium, 94 - Rye High School - Rye, New York, U.S.A. - Teacher: Sally Mitchell - Artist: Naomi Melia Saito

Crayon and pencil on paper. An atomic bomb colored as an American flag centre. Two scientists are riding on top and two below are carrying the bomb. On the bomb’s tail is printed “Am”, a radioactive symbol and “95. In the corners of the black background are the planet Earth, our sun and the Milky Way.

2019 International Year of the Periodic Table Timeline of Elements: Americium, 95 - The Steward School - Richmond, Virginia, USA - Teacher: Leslie Kovach - Artists: Allison Langenburg, Anna Reese Richardson, Alex Wilkerson, Zayd Rehman

Crayon, pen and ink on light green background. “Curium” appears top with a radioactive symbol below. Centre are the Polish and French flags with “1944” and two wedding rings. To the sides are the periodic table tiles for Polonium and Radium. At the bottom “HN”, “96, and “RH”.

2019 International Year of the Periodic Table Timeline of Elements: Curium, 96 - Hants North Rural High - Kennetcook, Nova Scotia, Canada - Teacher: Jodi Davis - Artists: Adyson Singer, Arianna Lyons, Hannah Rines

Colored pen and ink with an orange background with blue border. Centre in the middle of a blue circle is the chemical symbol “Bk” with “Berkelium” written in the “k” and a small “97” just above the “B”. Above is a radioactive symbol with lines radiating out. Within the circle are the words “Solid”, “actinides”, “Berkeley”, “Silvery”, “Metal”, “12,1949” and “247”.

2019 International Year of the Periodic Table Timeline of Elements: Berkelium, 97 - Georgian Bay District Secondary School - Midland, Ontario, Canada - Teacher: Dr. Stacey Deneka - Artist: Abhimanya Navaratnam

Californium, 98

2019 International Year of the Periodic Table Timeline of Elements: Californium, 98 - Thousand Oaks High School - Thousand Oaks, California, U.S.A. - Teacher: Rhonda Frohn - Artist: Madeline Biggs

Einsteinium, 99

2019 International Year of the Periodic Table Timeline of Elements: Einsteinium, 99 - Palm Beach Currumbin State High - Currumbin, Queensland, Australia - Teacher: Lee-Anne Bramley - Artist: Lily de Groot

Fermium, 100

2019 International Year of the Periodic Table Timeline of Elements: Fermium, 100 - Aviation High School - Clayfield, Queensland, Australia - Teacher: Maureen Monteiro - Artist: Sebastian Damceski

Mendeleevium, 101

2019 International Year of the Periodic Table Timeline of Elements: Mendelevium, 101 - Westwood Community High School - Fort McMurray, Alberta, Canada - Teacher: Lori Simpson - Artist: Farah Sadek

Nobelium, 102

2019 International Year of the Periodic Table Timeline of Elements: Nobelium, 102 - Hackettstown Middle School - Hackettstown, New Jersey, U.S.A. - Teacher: LisaMarie Bamber-Wichtendahl - Artist: Sarah Newen

Lawrencium, 103

2019 International Year of the Periodic Table Timeline of Elements: Lawrencium, 103 - Lawrence Park Collegiate Institute - Toronto, Ontario, Canada - Teacher: Christina Papaiconomou - Artists: Sina Tafreshi, Lucas Chua, Bianca Pedretti and Eddie Vidovic.

Rutherfordium, 104

2019 International Year of the Periodic Table Timeline of Elements: Rutherfordium, 104 - LaurenHill Academy - Montreal, Quebec, Canada - Teacher: Nora Pang - Artist: Minah Shin

Dubnium, 105

2019 International Year of the Periodic Table Timeline of Elements: Dubnium, 105 - University of Toronto Schools - Toronto, Ontario, Canada - Teacher: Jennifer Howell - Artist: Janice Chung

Seaborgium, 106

2019 International Year of the Periodic Table Timeline of Elements: Seaborgium, 106 - Clint ISD Early College Academy - Clint, Texas, USA - Teacher: Alexandra Falcon-Soriano - Artist: Chem Club Member

Bohrium, 107

2019 International Year of the Periodic Table Timeline of Elements: Bohrium, 107 - Lytle Junior High School - Lytle, Texas, U.S.A. - Teacher: Joline Gracyn - Artist: Chessa Hartley-Mapes

Hassium, 108

2019 International Year of the Periodic Table Timeline of Elements: Hassium, 108 - Saint Michael Catholic High School - Niagara Falls, Ontario, Canada - Teacher: Francesca Caruso-Leitch - Artist: Anna Ly

Meitnerium, 109

2019 International Year of the Periodic Table Timeline of Elements: Meitnerium, 109 - Seminole High School - Sanford, Florida, U.S.A. - Teacher: Frances Monroe - Artist: Ariana Zhai

Darmstadtium, 110

2019 International Year of the Periodic Table Timeline of Elements: Darmstadtium, 110 - Bluevale Collegiate Institute - Waterloo, Ontario, Canada - Teacher: Maria Tuma - Artist: Laila Elhossini

Roentgenium, 111

2019 International Year of the Periodic Table Timeline of Elements: Roentgenium, 111 - Pui Kiu College - Hong Kong, China Teacher: TO Chin Nang - Artists: HAU Sze Chai, Scarlett

Copernicium, 112

2019 International Year of the Periodic Table Timeline of Elements: Copernicium, 112 - National Public School, Koramangala - Bangalore, Karnataka, India - Teacher: Vipina Karthic - Artists: Anvitaa Ananthkumar, Palak Pariawala

Nihonium, 113

2019 International Year of the Periodic Table Timeline of Elements: Nihonium, 113 - Tokyo Gakugei University International Secondary School - Tokyo, Japan - Teacher: Tomomi Samejima - Artist: Nanami Kuroiwa

Flerovium, 114

2019 International Year of the Periodic Table Timeline of Elements: Flerovium, 114 - Stanwood High School - Stanwood, Washington, U.S.A. - Teacher: Susan Hauenstein - Artist: Olivia Forcier-Capper

Moscovium, 115

2019 International Year of the Periodic Table Timeline of Elements: Moscovium, 115 - School #192 - Moscow, Russian Federation - Teacher: Leonid V. Romashov - Artist: Ekaterina Belichenko

Livermorium, 116

2019 International Year of the Periodic Table Timeline of Elements: Livermorium, 116 - Livonia Churchill High School - Livonia, Michigan, U.S.A. - Teacher: Amy Lou Martin - Artist: Asenia Curka

Tennessine, 117

2019 International Year of the Periodic Table Timeline of Elements: Tennessine, 117 - Ovilla Christian School - Ovilla, Texas, U.S.A. - Teacher: Joely Glover - Artists: Audrey Nunes and Brennan Boyd

Oganessan, 118

2019 International Year of the Periodic Table Timeline of Elements: Oganessan, 118 - St. Andrew's Episcopal School - Austin, Texas, U.S.A. - Teacher: Bryan Dunn - Artist: Samantha Rauch

Hydrogen, 1
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2019 International Year of the Periodic Table Timeline of Elements: Hydrogen, 1 - Exploits Valley Intermediate Grand Falls; Windsor, Newfoundland, Canada - Teacher: Krista Simms - Artists: Devyn Hogg, Maya Fifield, Emily Hayden, Claire Loder, Cora Hogg
Watercolor on paper. The sun and moon depicted on the left and a hot air balloon with the French flag and chemical symbol “He” on the right. A magenta glow separates the images.
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2019 International Year of the Periodic Table Timeline of Elements: Helium, 2 - Senator O'Connor College School - North York, Ontario, Canada - Teacher: Alicja Koprianiuk - Artist: Jakub Brol
Lithium, 3
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2019 International Year of the Periodic Table Timeline of Elements: Lithium, 3 - Wembley Primary School - Wembley, Western Australia, Australia - Teacher: Susanna Webber - Artist: Ella Teh
Beryllium, 4
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2019 International Year of the Periodic Table Timeline of Elements: Beryllium, 4 - Amos Comenius Memorial School - Hopedale, Newfoundland and Labrador, Canada - Teacher: Jennifer Winters - Artist: Kanses Winters
Boron, 5
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2019 International Year of the Periodic Table Timeline of Elements: Boron, 5 - Mount Allison University - Sackville, New Brunswick, Canada - Teacher: Stephen Westcott - Artist: Eric G. Bowes
Carbon, 6
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2019 International Year of the Periodic Table Timeline of Elements: Carbon, 6 - ATEMS (Academy of Technology, Engineering, Math, and Science) and ACT2 (Associated Chemistry Teachers of Texas) - Abilene, Texas, USA Teacher: Julee Isenhower - Artist: Layla Ingram-Alger
Nitrogen, 7
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2019 International Year of the Periodic Table Timeline of Elements: Nitrogen, 7 - East Three Secondary School - Inuvik, Northwest Territories, Canada - Teacher: Denise Lipscombe - Artists: Fletcher Dares, Chloe Dalton, Corbin Dempster, Hannah Gordon-Rogers
Oxygen, 8
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2019 International Year of the Periodic Table Timeline of Elements: Oxygen, 8 - Preston High School - Cambridge, Ontario, Canada - Teacher: Kevin Donkers - Artist: Ella Woolcott (created for Science Teachers' Association of Ontario (STAO))
Digital illustration in yellows and oranges. Chemical symbol “F” appears centre. Above “9”. Bottom “18.994”. Background shows electrolysis experiment used to generate fluorine.
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2019 International Year of the Periodic Table Timeline of Elements: Fluorine, 9 - Texas A&M University San Antonio - San Antonio, Texas, United States of America - Teacher: Dr. G. Robert Shelton - Artist: Kiarah Craft
Pen and acrylic on paper. Split face of Sir William Ramsay and Morris Travers appears centre on a bright yellow, orange and red background. Chemical symbol “Ne” to the left; “10” to the right. The United Kingdom’s national flag appears at the bottom.
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2019 International Year of the Periodic Table Timeline of Elements: Neon, 10 - Canadian International School Vietnam - Ho Chi Minh City, Vietnam - Teacher: Alex Love - Artist: Nguyen Truong Thu Ngoc
Sodium, 11
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2019 International Year of the Periodic Table Timeline of Elements: Sodium, 11 - Gimnazija Jesenice - Jesenice, Slovenia - Teacher: mag. Natalija Bohinc Zaveljcina - Artist: Ana Ajša Vičar
Magnesium, 12
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2019 International Year of the Periodic Table Timeline of Elements: Magnesium, 12 - John F. Ross Collegiate Vocational Institute - Guelph, Ontario, Canada - Teachers: Sue Bender and Michael Neerhoff - Artist: Riley Luke (compilation of artwork)
Aluminum, 13
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2019 International Year of the Periodic Table Timeline of Elements: Aluminum, 13 - Tannum Sands State High School - Tannum Sands, Queensland, Australia - Teacher: Lisa Mazzer - Artists: Hannah Brooke, Lhea Hermosa and Sarah Leu
Silicon, 14
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2019 International Year of the Periodic Table Timeline of Elements: Silicon, 14 - St. John's Kilmarnock School - Breslau, Ontario, Canada - Teacher: Sarah Regli - Artist: Max Dai
Phosphorus, 15
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2019 International Year of the Periodic Table Timeline of Elements: Phosphorus, 15 - Durban Girls' College - Durban, KwaZulu Natal, South Africa - Teacher: Helen McCready - Artist: Julie Blevin
Sulfur, 16
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2019 International Year of the Periodic Table Timeline of Elements: Sulfur, 16 - Lakota East High School - Liberty Township, Ohio, United States - Teacher: Elizabeth Gosky - Artist: Hailey Holtman
Chlorine, 17
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2019 International Year of the Periodic Table Timeline of Elements: Chlorine, 17 - École Évangéline - Wellington, Île-du-Prince-Édouard, Canada - Teacher: Marcel Caissie - Artist: Liam Wall and grade 11 Chemistry Class
Digital image on bright purple background. A black silhouette of a sloth appears centre behind the chemical symbol “Ar” and the atomic number “18”. Additional symbols including a light bulb, crown and the silhouette of an argon gas canister.
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2019 International Year of the Periodic Table Timeline of Elements: Argon, 18 - Arnprior District High School - Arnprior, Ontario, Canada - Teacher: Cheryl Welbanks - Artist: Kaelyn Proulx
Potassium, 19
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2019 International Year of the Periodic Table Timeline of Elements: Potassium, 19 - Middlefield Collegiate Institute/YRDSB - Markham, Ontario, Canada - Teacher: Alison MacPherson - Artist: Zhiyang Su
Calcium, 20
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2019 International Year of the Periodic Table Timeline of Elements: Calcium, 20 - Jean Vanier Catholic Secondary School - Milton, Ontario, Canada - Teacher: Karen Caruana - Artist: Nicole Roasa
Coloured pencil on paper. Chemical symbol and atomic number “Sc – 21” featured at the top. Centre shows a bicycle with a Swedish flag in front of a mountain landscape. “1879” appears in the lower left corner.
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2019 International Year of the Periodic Table Timeline of Elements: Scandium, 21 - Avonworth High School - Pittsburgh, Pennsylvania, U.S.A. - Teacher: Brittney Livesay - Artist: Ava Culley
Titanium, 22
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2019 International Year of the Periodic Table Timeline of Elements: Titanium, 22 - F.H. Collins Secondary - Whitehorse, Yukon, Canada - Teacher: Stacey Hays - Artist: Bronwyn Hays
Vanadium, 23
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2019 International Year of the Periodic Table Timeline of Elements: Vanadium, 23 - Kitchener-Waterloo Collegiate and Vocational School - Kitchener, Ontario, Canada - Teacher: Kate Rowlandson - Artist: Maggie Sweeney
Chromium, 24
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2019 International Year of the Periodic Table Timeline of Elements:Chromium, 24 - Bishop Smith Catholic High School - Pembroke, Ontario, Canada - Teacher: Leanne Egan - Artist: Alex Orman
Manganese, 25
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2019 International Year of the Periodic Table Timeline of Elements: Manganese, 25 - Hill-Murray School - Maplewood, Minnesota, U.S.A. - Teacher: Michelle Lee - Artist: Amelia Jutz
Iron, 26
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2019 International Year of the Periodic Table Timeline of Elements: Iron, 26 - Wolfert Tweetalig - Rotterdam, Zuid-Holland, The Netherlands - Teacher: Menno Vaas - Artists: LoïsA & Arindadt
Cobalt, 27
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2019 International Year of the Periodic Table Timeline of Elements: Cobalt, 27 - Malden High School - Malden, Massachusetts, U.S.A. - Teacher: Martin Berryman - Artist: Michelle Nie
Nickel, 28
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2019 International Year of the Periodic Table Timeline of Elements: Nickel, 28 - École Secondaire Catholique Champlain - Chelmsford, Ontario, Canada - Teacher: Chantal Rioux - Artist: Émilie-Rose Roussel
Copper, 29
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2019 International Year of the Periodic Table Timeline of Elements: Copper, 29 - Jacob Hespeler Secondary School - Cambridge, Ontario, Canada - Teacher: Yvonne Clifford - Artist: Madeleine Williams
Zinc, 30
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2019 International Year of the Periodic Table Timeline of Elements: Zinc, 30 - Victor Sammurtok School - Chesterfield Inlet, Nunavut, Canada - Teacher: Rob Humby - Artists: Kayalaaq Leishman-Brocklebank and Taqtaq Issaluk
Collage of paper and aluminum foil on black background. Chemical symbol “Ga” appears over “Gallium” and atomic number “31”. Left is a portrait of Paul - Émile LeCoq de Boisbaudran with “1875” above him. Strips of paper radiating out in rainbow colours. Flattened aluminum foil circles appear bottom with “dripping” white paint at the top.
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2019 International Year of the Periodic Table Timeline of Elements: Gallium, 31 - Hudsonville High School - Hudsonville, Michigan, U.S.A. - Teacher: Doug Ragan - Artist: Sophia Putman
Coloured pencil on white paper. Tile divided into three images. Top left shows a camera, the word “cancer” and a fluorescent lamp emitting light. Bottom left is a lab with a microscope, the chemical symbol “Ge” and atomic number “32”. Right is a pre-industrial miner in a mine pushing a cart of mining debris.
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2019 International Year of the Periodic Table Timeline of Elements: Germanium, 32 - 5th Gymnasium of Mytilene - Mytilene, Lesvos, Greece - Teachers: Vasiliki Thomaidi and Maria Giannikou - Artist: Anna - Maria Tsokarou
Arsenic, 33
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2019 International Year of the Periodic Table Timeline of Elements: Arsenic, 33 - Murdoch University - Murdoch, Western Australia, Australia - Teacher: Caitlin Sweeney - Artists: Caitlin Sweeney, Jamie Fletcher, Alice Barber, Rhianna Jones
Selenium, 34
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2019 International Year of the Periodic Table Timeline of Elements: Selenium, 34 - Marsden State High School - Waterford West, Queensland, Australia - Teacher: Daniel Bischa - Artist: Jaceb Blake
Bromine, 35
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2019 International Year of the Periodic Table Timeline of Elements: Bromine, 35 - COLTEC - Colégio Técnico da Universidade Federal de Minas Gerais - Belo Horizonte, MG, Brasil - Teacher: Alfredo Luis Mateus - Artists: Fernanda Narciso Dias, Larissa Venâncio de Faria and Maria Eduarda Alves Viana
Pencil and ink on white paper. Centre is the periodic table tile as a 3-d cube with chemical symbol “Kr”, “krypton”, and “36”. Above hangs a fluorescent light. Left is the British flag with “1898” on the mast. Right are three laser beams shooting behind the tile. Krypton as green crystal cubes are at the bottom. Background shows shaded hills and sky.
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2019 International Year of the Periodic Table Timeline of Elements: Krypton, 36 - A.L. Fortune Secondary - Enderby, British Columbia, Canada - Teacher: Mrs. Annette Toop - Artist: Tristan Baumle
Rubidium, 37
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2019 International Year of the Periodic Table Timeline of Elements: Rubidium, 37 - Palmetto Ridge High School - Naples, Florida, U.S.A. - Teacher: Michelle Joyce - Artists: Logan G., Lindsay L., Madison P.
Strontium, 38
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2019 International Year of the Periodic Table Timeline of Elements: Strontium, 38 - Lyme/Old Lyme High School - Old Lyme, Connecticut, U.S.A. - Teacher: Lucy Walter - Artist: Alex Williams
Yttrium, 39
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2019 International Year of the Periodic Table Timeline of Elements: Yttrium, 39 - Atid Madaim Lod - Lod, Israel - Teacher: Ya'el Schleifer - Artist: YELEMENT
Zirconium, 40
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2019 International Year of the Periodic Table Timeline of Elements: Zirconium, 40 - Dubai College - Dubai, Dubai, United Arab Emirates - Teacher: Vanessa Holmes - Artist: Charmaine Kee
Niobium, 41
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2019 International Year of the Periodic Table Timeline of Elements: Niobium, 41 - Escuela Colombiana de Ingeniería Julio Garavito - Bogotá, D.C., Colombia - Teacher: Angela Mercedes Quiñones-Castañeda - Artist: Collaboration of students and teachers
Molybdenum, 42
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2019 International Year of the Periodic Table Timeline of Elements: Molybdenum, 42 - Oromocto High School - Oromocto, New Brunswick, Canada - Teacher: Winnie Hsu - Artist: Abigail Purchase
Pen and ink on paper. Background is the tricolored Italian flag. Chemical symbol “Tc”, “43” and “98” appears in centre of a circle labeled “technetium”. The circle features a radioactive symbol with five stars and a hand. Below are the names Carlo Perrier and Emilio Segre, 1937.
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2019 International Year of the Periodic Table Timeline of Elements: Technetium, 43 - Huron Heights Secondary School - Kitchener, Ontario, Canada - Teacher: Craig Matthews - Artists: Lakyn Hann, Stefan Djukic, and Ria Menon
Ruthenium, 44
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2019 International Year of the Periodic Table Timeline of Elements: Ruthenium, 44 - Rathkeale College & St Matthew's Collegiate School - Masterton, Wellington Region, New Zealand - Teacher: Ailsa Andrew - Artists: James Malsher, Logan Purvis, Lucas Abbott, Teagan Abbott.
Rhodium, 45
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2019 International Year of the Periodic Table Timeline of Elements: Rhodium, 45 - St. Charles Community College - Cottleville, Missouri, U.S.A. - Teacher: Carol Green - Artist: Sarah Allison
Palladium, 46
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2019 International Year of the Periodic Table Timeline of Elements: Palladium, 46 - Arrupe Jesuit High School - Denver, Colorado, U.S.A. - Teacher: Stephan Graham - Artist: Paola Candia
Silver, 47
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2019 International Year of the Periodic Table Timeline of Elements: Silver, 47 - Fundación Colegio Americano De Puebla - Puebla, Puebla, Mexico - Teacher: Priscilla Calva Ariza - Artists: David Albert Sarda Keen and Arantxa Marin Limon
Cadmium, 48
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2019 International Year of the Periodic Table Timeline of Elements: Cadmium, 48 - Woodland Christian High School - Breslau, Ontario, Canada - Teacher: Marianne Bruinsma - Artist: Olivia Lise
Indium, 49
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2019 International Year of the Periodic Table Timeline of Elements: Indium, 49 - Saskatchewan Indian Institute of Technologies - Regina, Saskatchewan, Canada - Teacher: Alex Hutchinson - Artist: ABE 10 Class
Tin, 50
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2019 International Year of the Periodic Table Timeline of Elements: Tin, 50 - Cedarburg High School - Cedarburg, Wisconsin, U.S.A. - Teacher: Kathy Pollock - Artist: Giovanna Truong
Antimony, 51
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2019 International Year of the Periodic Table Timeline of Elements: Antimony, 51 - Acheron College Grand Valley - Kitchener, Ontario, Canada - Teacher: Susan Van Acker - Artist: Amanda Dumont
Tellurium, 52
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2019 International Year of the Periodic Table Timeline of Elements: Tellurium, 52 - Kalamunda Senior High School - Perth, Western Australia, Australia - Teacher: Julie Loxton - Artist: Alyse Todd
Iodine, 53
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2019 International Year of the Periodic Table Timeline of Elements: Iodine, 53 - Samtse College of Education, Royal University of Bhutan - Samtse, Samtse, Bhutan - Teacher: Nandu Giri - Artist: Tenzin Sonam
Pen and ink on white paper. Bohr model of xenon is at the centre with “Xenon”, “54” and “131.29” above. Around the image are “Noble Gas”, “Boiling point -108.099 C” and “Melting point -111.75 C”. Across the top is a roll of film with pictures containing a building, “colorless” with portrait of William Ramsay and Morris Travers, “odorless” with “July 1898”, and “unreactive”.
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2019 International Year of the Periodic Table Timeline of Elements: Xenon, 54 - Frankfurt International School - Oberursel, Hessen, Germany - Teacher: Mr. Vee Kummari - Artist: Bronwyn Sandfield
Cesium, 55
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2019 International Year of the Periodic Table Timeline of Elements: Cesium, 55 - Northern Secondary School - Toronto, Ontario, Canada - Teacher: Salini Kanaesu - Artist: Sola Needham
Barium, 56
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2019 International Year of the Periodic Table Timeline of Elements: Barium, 56 - Eastview Secondary School - Barrie, Ontario, Canada - Teacher: Kristen Roth - Artist: Sydney Barber
Lanthanum, 57
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2019 International Year of the Periodic Table Timeline of Elements: Lanthanum, 57 - Boston Latin Academy - Boston, Massachusetts, U.S.A. - Teacher: Katherine Fogarty - Artist: Labonno Ranga
Cerium, 58
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2019 International Year of the Periodic Table Timeline of Elements: Cerium, 58 - Vaughan Secondary School/York Region District School Board - Thornhill, Ontario, Canada - Teacher: Zahid Panchbhaya - Artist: Tasya Zhizhina
Coloured pencil on paper. A large Roman numeral two (“II”) appears centre in green. Behind it is a stage with curtains and lights. At the bottom left are “praseodymium” and the atomic number “59”. Portrait of Carl Auer Von Welsbach appears bottom right.
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2019 International Year of the Periodic Table Timeline of Elements: Praseodymium, 59 - Weiss High School - Pflugerville, Texas, U.S.A. - Teacher: Christina Hotchkin - Artists: Anastasia T., Kayla K. and Brenda O.
Coloured pencil and ink on paper. A large glass vial containing metal and labeled “Nd-60” appears centre with “Neodymium” and “1885”. To the left are “Carl Auer von Welsbach” and “magnets” along with a Bohr model of neodymium. To the right are a lighter, ferris wheel, and Vienna, Austria.
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2019 International Year of the Periodic Table Timeline of Elements: Neodymium, 60 - Seoul Foreign British School - Seoul, South Korea, South Korea - Teacher: Kim Stuart - Artist: Irene Cho
Coloured pencil and ink on blue background. Colourful mountain scene with an industrial town by the lake. Smokestacks from the town bleed into the mountain relief. In the sky, Prometheus points to his constellation using a torch. Bottom is the Chemical symbol “Pm” and atomic number “61”.
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2019 International Year of the Periodic Table Timeline of Elements: Promethium, 61 - Pemberton Secondary School - Pemberton, British Columbia, Canada - Teacher: Karen Tomlinson - Artists: Kate Brosseau, Arriya Kuiper and Belle Dorgelo
Pen and ink on white paper. Chemical symbol “Sm” sits in a central hexagon with “62” and “150.4”. Portraits of John Joly, left, and Paul-Émile de Boisbaudran, right. Above them are the Irish and French flags along with an allusion to the previous name for this element Hibernium, Hb, and a radioactive hazard symbol. Below is a transistor radio, handheld tape recorder, along with a syringe injecting radiotherapy drugs into a bone and the Greek symbol β.
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2019 International Year of the Periodic Table Timeline of Elements: Samarium, 62 - Coláiste Choilm - Swords, Co Dublin, Republic of Ireland - Teacher: Seán Kelleher - Artist: Transition Year 1 Science Students
Pen and ink plus digital additions on white background. Chemical symbol “Eu” is centre written in fracturing concrete lettering. Surrounding are facts about Europium featuring a little rock mascot. Text in the image. 1. Europium is named after Europe. 2. This is Europium. It often has some yellow spots because it oxidizes with oil and water. 3. The metal dust presents a fire and explosion hazard. 4. Naturally occurring europium has 2 isotopes. 5. Europium was discovered in 1901 by Eugené-Anatole Demoçay aft
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2019 International Year of the Periodic Table Timeline of Elements: Europium, 63 - Dr. Aletta Jacobs College - Hoogezand, Groningen, Netherlands - Teacher: Dr. Michel Wijnhold - Artist: Caitlyn Vijlbrief
Digital composite. Background is an old fashioned television. Inside the screen is the chemical symbol “Gd”, “Gadolinium”, and “64”. To the right is Jean Charles Galissard de Marignac giving a thumbs up.
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2019 International Year of the Periodic Table Timeline of Elements: Gadolinium, 64 - Ozel Sisli Terakki Tepeoren Anadolu Lisesi - Istanbul, Tuzla, Turkey - Teacher: Gulsen Sokullu - Artist: Alara Aydin
Terbium, 65
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2019 International Year of the Periodic Table Timeline of Elements: Terbium, 65 - Ankeny Centennial High School - Ankeny, Iowa, U.S.A. - Teacher: Mark Hey - Artist: Jordan Su
Colored pencil and pen. A large Eiffel tower on the right with a French flag, plus wind turbines in the background. Above the atomic number “66” highlighted in orange. Left is the chemical symbol “Dy” being attracted to a horseshoe magnet. Four laser beams criss-cross the tile. Bottom right, the natural gray form of dysprosium.
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2019 International Year of the Periodic Table Timeline of Elements: Dysprosium, 66 - Lexington High School - Lexington, South Carolina, U.S.A. - Teacher: Sam Oxley - Artist: Elizabeth Mulligan
Acrylic on dark blue background. In the upper left corner, chemical symbol “Ho”, “Holmium”, and atomic number “67” highlighted in white. An absorption spectra of the element across the centre leads to a composite portrait of Swidish Per Teodor Cleve and two other chemists. Behind them is a magnet with magnetic field lines. Miniature atomic Bohr models in white and yellow appear like bubbles across the tile.
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2019 International Year of the Periodic Table Timeline of Elements: Holmium, 67 - Nagle Catholic College - Geraldton, Western Australia, Australia - Teacher: Mrs. Elisabete Costa - Artist: Ashleigh Naisbitt and Emily MacPherson
Erbium, 68
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2019 International Year of the Periodic Table Timeline of Elements: Erbium, 68 - Wigan and Leigh College - Wigan, Greater Manchester, United Kingdom - Teacher: Dr. Mick Grady - Artist: Conall Jones
Pen and ink on white paper. Per Teodor Cleve appears centre within a black and white futuristic hexagon frame. To the right is the chemical symbol “Tm”; left is the atomic number “69”. Above is a drawing of thulium; below is the periodic table tile of thulium which includes “69”, “Tm”, “Thulium”, “168.93421”, and the numbers “2, 8, 18, 31, 8, 2”.
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2019 International Year of the Periodic Table Timeline of Elements: Thulium, 69 - King High School - Tampa, Florida, U.S.A. - Teacher: Allison Mercer - Artist: Harrison Alster
Coloured pencil on white paper. Centre is periodic table tile of ytterbium in bright orange, which includes “70”, “Yb”, “Ytterbium”, “173.04”. Additional illustrations include the Swedish flag above, an illustration of the University of Geneva across the bottom, and Jean-Charles Galissard de Marignac, right.
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2019 International Year of the Periodic Table Timeline of Elements: Ytterbium, 70 - Early/Middle College at GTCC Jamestown - Jamestown, North Carolina, U.S.A. - Teacher: Elizabeth Sunshine - Artist: Henna Aguilera
Lutetium, 71
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2019 International Year of the Periodic Table Timeline of Elements: Lutetium, 71 - Eastwood Collegiate Institute - Kitchener, Ontario, Canada - Teacher: Panda Marsh - Artist: Laili Rohani
Hafnium, 72
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2019 International Year of the Periodic Table Timeline of Elements: Hafnium, 72 - Urangan State High School - Torquay, Queensland, Australia - Teacher: Stephanie Whitehead - Artist: Tahlia Brookes
Tantalum, 73
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2019 International Year of the Periodic Table Timeline of Elements: Tantalum, 73 - Chilliwack Secondary School - Chilliwack, British Columbia, Canada - Teacher: Chris Reilly - Artists: Emma-Lee Riddolls and David Barg
Tungsten, 74
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2019 International Year of the Periodic Table Timeline of Elements: Tungsten, 74 - University of Waterloo - Waterloo, Ontario, Canada - Teacher: Rick Marta - Artist: Rick Marta
Rhenium, 75
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2019 International Year of the Periodic Table Timeline of Elements: Rhenium, 75 - Strathcona-Tweedsmuir School - Okotoks, Alberta, Canada - Teacher: Debra Carlson - Artist: Jake Baverstock
Osmium, 76
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2019 International Year of the Periodic Table Timeline of Elements: Osmium, 76 - Rockdale Magnet School for Science and Technology - Conyers, Georgia, U.S.A. - Teacher: Diana Kennen - Artist: Stephan Sellers
Iridium, 77
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2019 International Year of the Periodic Table Timeline of Elements: Iridium, 77 - Anchorage School District-Eagle River High School - Eagle River, Alaska, U.S.A. - Teacher: Matthew R. Prnka - Artist: Aidan Sutherland
Platinum, 78
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2019 International Year of the Periodic Table Timeline of Elements: Platinum, 78 - School of Industrial Engineering, Technical University of Madrid - Madrid, Spain - Teacher: Gabriel Pinto - Artists: Camino Luque, Roser Nicolau, Gema Arboleda, and Francisco Díaz
Gold, 79
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2019 International Year of the Periodic Table Timeline of Elements: Gold, 79 - Spearfish High School - Spearfish, South Dakota, U.S.A. - Teacher: Jessica Zwaschka - Artist: Taya Lucas
Mercury, 80
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2019 International Year of the Periodic Table Timeline of Elements: Mercury, 80 - Resurrection Catholic Secondary School - Kitchener, Ontario, Canada - Teacher: Aaron Arkell - Artist: Doojean Park
Thallium, 81
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2019 International Year of the Periodic Table Timeline of Elements: Thallium, 81 - JH Bruns Collegiate - Winnipeg, Manitoba, Canada - Teachers: Angela Russenholt, Barb Bell - Artists: Payton Chan, Angelina Clemente, Sage Cournoyer, Kaytlin Nichols, Kyla Soriano, Alexus Wong
Lead, 82
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2019 International Year of the Periodic Table Timeline of Elements: Lead, 82 - AY Jackson Secondary School - Toronto, Ontario, Canada - Teacher: Laila Hassam - Artist: Haohan Zhang
Bismuth, 83
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2019 International Year of the Periodic Table Timeline of Elements: Bismuth, 83 - Russia Local School - Russia, Ohio, U.S.A. - Teacher: Eric M. Sullenberger - Artists: Hayley Supinger & Eric M. Sullenberger
Digital image. Multiple colours radiate out from a central image of the cubic crystal structure of pure polonium, plus “1898 A.D.” The chemical symbol “Po” and “84” appear above along with a radioactive symbol, a cigarette and the Polish flag. Additional elements appearing in the artwork are given in the description.
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2019 International Year of the Periodic Table Timeline of Elements: Polonium, 84 - Beijing Jiaotong University (BJTU) (via the University of Waterloo) - Waterloo, Ontario, Canada - Teacher: Rick Marta - Artist: Xingeng (Vincent) Zhao; representing the 2018 class of BJTU Nano students
Oil on canvas, in orange black and white. A Bohr model of astatine dominates the artwork overlaying a portrait of Emilio Segre, with his left eye as the nucleus. The chemical symbol “At” also appears at the centre of the atom. A radioactive symbol radiates out from the centre in the background. Atomic number ”85” appears in the lower right corner.
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2019 International Year of the Periodic Table Timeline of Elements: Astatine, 85 - Quezon City Science High School - Quezon City, Quezon City, Philippines - Teacher: Richard Sagcal - Artist: Radioactive
Radon, 86
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2019 International Year of the Periodic Table Timeline of Elements: Radon, 86 - Sycamore High School - Cincinnati, Ohio, U.S.A. - Teacher: Michael Geyer - Artist: SHS Chemistry Club
Ink and coloured pencil on French flag (blue-white-red) background . A periodic table tile with the chemical symbol “Fr” appears centre. The tile has hands and feet and is also coloured like the French flag. It’s wearing a beret and holding a baguette in one hand and a scroll in the other. To the right and left are two small radioactive symbols. Two nuclear explosions from above and below are meeting together in the middle.
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2019 International Year of the Periodic Table Timeline of Elements: Francium, 87 - Port Credit Secondary School - Mississauga, Ontario, Canada - Teacher: Jeanne Honsberger - Artist: Massa Mohamed Ali
Radium, 88
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2019 International Year of the Periodic Table Timeline of Elements: Radium, 88 - Mount Royal University - Calgary, Alberta, Canada - Teacher: Chris Lovallo - Artist: Alia McCracken, Casey Heirman
Actinium, 89
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2019 International Year of the Periodic Table Timeline of Elements: Actinium, 89 - Emily Carr Secondary School - Woodbridge, Ontario, Canada - Teacher: Adriana DiPietro - Artist: ECSS STEM Club
Thorium, 90
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2019 International Year of the Periodic Table Timeline of Elements: Thorium, 90 - Leksvik vgs - Leksvik, Trøndelag, Norge - Teacher: Maria Elisabeth Sletvold - Artist: Leksvik Kjemi 1
Protactinum, 91
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2019 International Year of the Periodic Table Timeline of Elements: Protactinum, 91 - Plano West Senior High School - Plano, Texas, U.S.A. - Teacher: Nicole Lyssy - Artist: Emily Ren
Uranium, 92
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2019 International Year of the Periodic Table Timeline of Elements: Uranium, 92 - Heritage High School, Frisco ISD - Frisco, Texas, U.S.A. - Teacher: Jo L. King - Artist: Brigitte Kenna
Pen and watercolor on blue background. The artwork shows an underwater scene. Centre is the chemical symbol “Np” appearing as part of a large trident. On each side are two mythical sea dragons. Below is “93”.
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2019 International Year of the Periodic Table Timeline of Elements: Neptunium, 93 - Victoria Shanghai Academy - Hong Kong, Hong Kong - Teacher: Isabella Liu - Artists: Jane Chan, Cherilynne Chau, Sammie Srirotjariya, Kaitlyn Chan, Charmaine Wan, Alicia Yu
Digital composite on orange background. A cartoon head of Glenn Seaborg centre next to a device that represents a cyclotron with a nuclear mushroom explosion above. In the background is a large radioactive symbol. Chemical symbol “Pu” appears below with “94”.
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2019 International Year of the Periodic Table Timeline of Elements: Plutonium, 94 - Rye High School - Rye, New York, U.S.A. - Teacher: Sally Mitchell - Artist: Naomi Melia Saito
Crayon and pencil on paper. An atomic bomb colored as an American flag centre. Two scientists are riding on top and two below are carrying the bomb. On the bomb’s tail is printed “Am”, a radioactive symbol and “95. In the corners of the black background are the planet Earth, our sun and the Milky Way.
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2019 International Year of the Periodic Table Timeline of Elements: Americium, 95 - The Steward School - Richmond, Virginia, USA - Teacher: Leslie Kovach - Artists: Allison Langenburg, Anna Reese Richardson, Alex Wilkerson, Zayd Rehman
Crayon, pen and ink on light green background. “Curium” appears top with a radioactive symbol below. Centre are the Polish and French flags with “1944” and two wedding rings. To the sides are the periodic table tiles for Polonium and Radium. At the bottom “HN”, “96, and “RH”.
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2019 International Year of the Periodic Table Timeline of Elements: Curium, 96 - Hants North Rural High - Kennetcook, Nova Scotia, Canada - Teacher: Jodi Davis - Artists: Adyson Singer, Arianna Lyons, Hannah Rines
Colored pen and ink with an orange background with blue border. Centre in the middle of a blue circle is the chemical symbol “Bk” with “Berkelium” written in the “k” and a small “97” just above the “B”. Above is a radioactive symbol with lines radiating out. Within the circle are the words “Solid”, “actinides”, “Berkeley”, “Silvery”, “Metal”, “12,1949” and “247”.
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2019 International Year of the Periodic Table Timeline of Elements: Berkelium, 97 - Georgian Bay District Secondary School - Midland, Ontario, Canada - Teacher: Dr. Stacey Deneka - Artist: Abhimanya Navaratnam
Californium, 98
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2019 International Year of the Periodic Table Timeline of Elements: Californium, 98 - Thousand Oaks High School - Thousand Oaks, California, U.S.A. - Teacher: Rhonda Frohn - Artist: Madeline Biggs
Einsteinium, 99
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2019 International Year of the Periodic Table Timeline of Elements: Einsteinium, 99 - Palm Beach Currumbin State High - Currumbin, Queensland, Australia - Teacher: Lee-Anne Bramley - Artist: Lily de Groot
Fermium, 100
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2019 International Year of the Periodic Table Timeline of Elements: Fermium, 100 - Aviation High School - Clayfield, Queensland, Australia - Teacher: Maureen Monteiro - Artist: Sebastian Damceski
Mendeleevium, 101
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2019 International Year of the Periodic Table Timeline of Elements: Mendelevium, 101 - Westwood Community High School - Fort McMurray, Alberta, Canada - Teacher: Lori Simpson - Artist: Farah Sadek
Nobelium, 102
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2019 International Year of the Periodic Table Timeline of Elements: Nobelium, 102 - Hackettstown Middle School - Hackettstown, New Jersey, U.S.A. - Teacher: LisaMarie Bamber-Wichtendahl - Artist: Sarah Newen
Lawrencium, 103
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2019 International Year of the Periodic Table Timeline of Elements: Lawrencium, 103 - Lawrence Park Collegiate Institute - Toronto, Ontario, Canada - Teacher: Christina Papaiconomou - Artists: Sina Tafreshi, Lucas Chua, Bianca Pedretti and Eddie Vidovic.
Rutherfordium, 104
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2019 International Year of the Periodic Table Timeline of Elements: Rutherfordium, 104 - LaurenHill Academy - Montreal, Quebec, Canada - Teacher: Nora Pang - Artist: Minah Shin
Dubnium, 105
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2019 International Year of the Periodic Table Timeline of Elements: Dubnium, 105 - University of Toronto Schools - Toronto, Ontario, Canada - Teacher: Jennifer Howell - Artist: Janice Chung
Seaborgium, 106
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2019 International Year of the Periodic Table Timeline of Elements: Seaborgium, 106 - Clint ISD Early College Academy - Clint, Texas, USA - Teacher: Alexandra Falcon-Soriano - Artist: Chem Club Member
Bohrium, 107
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2019 International Year of the Periodic Table Timeline of Elements: Bohrium, 107 - Lytle Junior High School - Lytle, Texas, U.S.A. - Teacher: Joline Gracyn - Artist: Chessa Hartley-Mapes
Hassium, 108
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2019 International Year of the Periodic Table Timeline of Elements: Hassium, 108 - Saint Michael Catholic High School - Niagara Falls, Ontario, Canada - Teacher: Francesca Caruso-Leitch - Artist: Anna Ly
Meitnerium, 109
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2019 International Year of the Periodic Table Timeline of Elements: Meitnerium, 109 - Seminole High School - Sanford, Florida, U.S.A. - Teacher: Frances Monroe - Artist: Ariana Zhai
Darmstadtium, 110
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2019 International Year of the Periodic Table Timeline of Elements: Darmstadtium, 110 - Bluevale Collegiate Institute - Waterloo, Ontario, Canada - Teacher: Maria Tuma - Artist: Laila Elhossini
Roentgenium, 111
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2019 International Year of the Periodic Table Timeline of Elements: Roentgenium, 111 - Pui Kiu College - Hong Kong, China Teacher: TO Chin Nang - Artists: HAU Sze Chai, Scarlett
Copernicium, 112
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2019 International Year of the Periodic Table Timeline of Elements: Copernicium, 112 - National Public School, Koramangala - Bangalore, Karnataka, India - Teacher: Vipina Karthic - Artists: Anvitaa Ananthkumar, Palak Pariawala
Nihonium, 113
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2019 International Year of the Periodic Table Timeline of Elements: Nihonium, 113 - Tokyo Gakugei University International Secondary School - Tokyo, Japan - Teacher: Tomomi Samejima - Artist: Nanami Kuroiwa
Flerovium, 114
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2019 International Year of the Periodic Table Timeline of Elements: Flerovium, 114 - Stanwood High School - Stanwood, Washington, U.S.A. - Teacher: Susan Hauenstein - Artist: Olivia Forcier-Capper
Moscovium, 115
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2019 International Year of the Periodic Table Timeline of Elements: Moscovium, 115 - School #192 - Moscow, Russian Federation - Teacher: Leonid V. Romashov - Artist: Ekaterina Belichenko
Livermorium, 116
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2019 International Year of the Periodic Table Timeline of Elements: Livermorium, 116 - Livonia Churchill High School - Livonia, Michigan, U.S.A. - Teacher: Amy Lou Martin - Artist: Asenia Curka
Tennessine, 117
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2019 International Year of the Periodic Table Timeline of Elements: Tennessine, 117 - Ovilla Christian School - Ovilla, Texas, U.S.A. - Teacher: Joely Glover - Artists: Audrey Nunes and Brennan Boyd
Oganessan, 118
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2019 International Year of the Periodic Table Timeline of Elements: Oganessan, 118 - St. Andrew's Episcopal School - Austin, Texas, U.S.A. - Teacher: Bryan Dunn - Artist: Samantha Rauch