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Help us reach 1 million participants
Help us reach 100 countries

Go to the challenge!

Go to the online quiz hosted by IUPAC to mark its 100th anniversary and to celebrate the international year of the periodic table.


Answer at least 12 out of 20 questions and gain access to the second round of the contest.

In the second round of the contest you are asked to make something that demonstrates why you think a specific element is special to you.

  • – Step in Primo Levi’s footsteps and write a short story about an element
  • – Like Tom Lehrer write a song about the periodic table
  • – Make a special tile depicting the element
  • – Give your creativity free reign

Win a periodic table signed by a Nobel laureate in chemistry.
Win one of the other prizes made available.