International Chemistry Olympiad

Annual international chemistry competition for pre-university students, held since 1968 (except 1971).

Open the official International Chemistry Olympiad website

Years

2025

2 problems 🇸🇦

2024

2 problems 🇨🇭

2023

2 problems 🇨🇳

2022

1 problems 🇯🇵

2021

2 problems 🇹🇷

2020

1 problems 🇫🇷

2019

2 problems 🇨🇿

2018

2 problems 🇹🇭

2017

2 problems 🇬🇪

2016

2 problems 🇦🇿

2015

2 problems 🇻🇳

2014

2 problems 🇷🇺

2013

2 problems 🇺🇸

2012

2 problems 🇹🇷

2011

2 problems 🇯🇵

2010

2 problems 🇬🇧

2009

2 problems 🇭🇺

2008

1 problems 🇷🇺

2007

1 problems 🇰🇷

2006

1 problems 🇹🇼

2005

1 problems 🇩🇪

2004

1 problems 🇬🇷

2003

1 problems 🇳🇱

2002

1 problems 🇮🇳

2001

1 problems 🇩🇰

2000

1 problems 🇹🇭

1999

1 problems 🇦🇺

1998

2 problems 🇨🇦

1997

1 problems 🇷🇺

1996

1 problems 🇨🇳

1995

1 problems 🇳🇴

1994

1 problems 🇮🇹

1993

1 problems 🇺🇸

1992

1 problems 🇵🇱

1991

1 problems 🇫🇷

1990

1 problems 🇩🇪

1989

1 problems 🇫🇮

1988

1 problems 🇭🇺

1987

1 problems 🇳🇱

1986

1 problems 🇸🇰

1985

1 problems 🇩🇪

1984

1 problems 🇷🇴

1983

1 problems 🇸🇪

1982

1 problems 🇧🇬

1981

1 problems 🇦🇹

1980

1 problems 🇷🇺

1979

1 problems 🇵🇱

1978

1 problems 🇸🇰

1977

1 problems 🇩🇪

1976

1 problems 🇭🇺

1975

1 problems 🇷🇴

1974

1 problems 🇧🇬

1973

1 problems 🇷🇺

1972

2 problems 🇭🇺

1970

2 problems 🇵🇱

1969

2 problems 🇨🇿

1968