All high school students in the U.S. are eligible to participate in local competitions. All students must register with ACS for the competition.

High school students who are U.S. Citizens and Green Card holders are eligible for nomination to sit for the National Exam. View a full list of eligibility criteriaandwatch this webinar to learn why you should participate too! Find your coordinator today.

2022 top 20 olympiad students and mentors
2022 Chemistry Olympiad Study Camp Students and Mentors

Team USA Wins 3 Gold and 1 Silver Medals at International Chemistry Olympiad Saudi Arabia

We are thrilled to announce that the four members of Team USA earned 1 silver and 3 gold medals at this year’s International Chemistry Olympiad in Riyadh, Saudi Arabia.

Out of 327 participants, 202 were awarded gold, silver, or bronze medals.

The Team USA medalists are:

  • Anantshri Asthana, John Foster Dulles High School, TX, Greater Houston Local Section, Silver medal,
  • Yufei Chen, University High School, CA, Orange County Local Section, Gold medal, ranked third overall,
  • Yunyi Ling, Montgomery Blair High School, MD, Chemical Society of Washington, Gold medal,
  • Alice Liu, Marquette High School, MO, St. Louis Local Section, Gold medal

This year 84 countries, 5 observer countries, and 8 individual participants competed in the IChO.

We are immensely proud of the Team USA. Congratulations!

2024 Team USA medalists: A. Asthana, Y. Chen,  Y. Ling, A. Liu
2024 Team USA medalists: A. Asthana, Y. Chen, Y. Ling, A. Liu