INTERNATIONAL CHEMISTRY OLYMPIAD
The International Chemistry Olympiad ( I Cho ) is an annual academic competition for high school students. It is one of the International science Olympiads. The first I Cho was held in Prague, Czechoslovakia, in 1968. The event has been held every year since then, with the exception of 1971. The delegations that attended the first events were mostly countries of the former Eastern bloc and it was not until 1980, the 12th annual International Chemistry Olympiad, that the event was held outside of the bloc in Austria. STRUCTURE AND RULES OF THE COMPETITION An International Chemistry Olympiad medal Each delegation consists of up to four students and two mentors (one of them is designated as the head of the delegation or "head mentor"). A delegation may also include a handful of guests and scientific observers. Students must be under the age of 20 and must not be enrolled as regular students in any post-secondary education institution. The International Infor