ACS U.S. National Chemistry Olympiad (USNCO)
The premier national chemistry exam; progression from local section to national camp and possible IChO team. Requires deep problem-solving and independent study.
The American Chemical Society (ACS) Chemistry Olympiad is a nationwide competition
Students are selected through local sections
The competition is free to enter
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Junior Science and Humanities Symposium (JSHS) - Northern California Region
Selective research paper and presentation competition; NorCal regional winners advance to nationals; strong chemistry category.
ACS National Chemistry Olympiad Study Camp
Invitation-only training camp for top USNCO performers preparing for International Chemistry Olympiad (IChO).
National Science Bowl - Bay Area Regional
DOE-run, fast-paced quiz competition with heavy chemistry content; NorCal teams compete at regional site then nationals.
Synopsys Championship - Santa Clara Valley Science & Engineering Fair
Very competitive ISEF-affiliated fair for Santa Clara County; many high-level chemistry projects.
International Science and Engineering Fair (ISEF)
World's largest pre-college STEM competition where students present original research projects, with winners earning scholarships and recognition.
Northern California Science Olympiad - Chem Events
Team-based competition with specific chemistry events (Chem Lab, Forensics, etc.); high-level teams train intensively all year.