Chemistry Olympiad

Competition  |  Rules  |  Past Exams  |  Coordinators  |  Mentors  |  About

A Chemistry Competition for High School Students
Students taking part in a lab exam at the chemistry olympiad

The U.S. National Chemistry Olympiad and the International Chemistry Olympiad are multi-tiered competitions that bring together the world’s most talented high school students to test their knowledge and skills in chemistry. Nations around the world conduct examinations to — nominate the most high-performing students for the International Chemistry Olympiad.

2014 local exam and answer key now available

2014 Local Section Exam and Answer Key
Students who took a USNCO Local Exam can now evaluate their performance.

Students nominated for the national exam

A total of 143 ACS Local Sections hosted Chemistry Olympiad competitions during the month of March. Through various selection methods, each Local Section has nominated students to sit for the USNCO National Exam April 22-28, 2014.


High school students taking USNCO National Exam in ACS Maryland LS.
P. Bell