Periodic Table of Chemical Elements
This year marks the 150th anniversary of the publication of Mendeleev’s Periodic Table of Chemical Elements in 1869. Let's celebrate the International Year of the Periodic Table of Chemical Elements (IYPT 2019)
Plan and Celebrate IYPT Events
See what others are doing around the world for IYPT. Tell us what you’re doing to be featured in 2019.
Educational Resources
Celebrate IYPT with these activites and resources for students and educators from Elementary School to Post Doc.
Periodic Table Gallery
Browse through a vast collection of different Periodic Tables, celebrating IYPT 2019
Featured Content
Perspectives in Chemistry: 150 Years of the Periodic Table
Wednesday, November 20, 2019
Please join the American Chemical Society and the National Science Foundation for a colloquium highlighting chemistry breakthroughs enabled by our understanding of the periodic table on Wednesday, November 20 at the National Academy of Sciences in Washington, DC.
Latest News
Reactions - Uncover the Chemistry in Everyday Life
Why is Carbon the Key to Life? (On Earth, Anyway)
One element is the backbone of all forms of life we’ve ever discovered on Earth: carbon. Number six on the periodic table is, to the best of our knowledge, impossible to live without. In this episode of Reactions, discover what makes carbon so exceptional, its nearly infinite capabilities, and potential intergalactic implications.
Share the Love of Chemistry through
Member-Get-A-Member
ACS is celebrating the 150th anniversary of the Periodic System as created by Dmitri Mendeleev with a special Member-Get-A-Member limited edition Periodic Table of the Elements blanket.
SHOP
Use periodic table merchandise as prizes for creative uses of the periodic table, poem contests, art contests, and more.
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