International Chemistry Olympiad
- Conducted By
- International Jury and host country organizers
- For
- High school students (under 20 years old)
- Papers
- One theoretical exam and one practical exam
- Syllabus
- Advanced topics across all major branches of chemistry
- Question Types
- Extended problem-solving questions and laboratory tasks
- Duration
- Two exams, each typically lasting 5 hours
- Frequency
- Annually
- Recognition
- Gold, silver, and bronze medals for top performers
The International Chemistry Olympiad (IChO) is an annual academic competition for the world's most gifted high school chemistry students. Each country sends a national team of four students, who are selected through a rigorous series of national olympiad exams. The event aims to promote international cooperation and to stimulate interest in chemistry among young people across the globe.
The competition itself is divided into two parts: a theoretical examination and a practical laboratory examination. Each part is a separate, five-hour session held on different days. The questions go far beyond a typical high school syllabus, covering advanced topics in inorganic, organic, physical, and analytical chemistry, often in the context of novel, research-level problems.
The primary difficulty of the IChO lies in this advanced scope and the need for creative problem-solving. Students must apply fundamental principles to unfamiliar situations under significant time pressure. The practical exam further tests their experimental technique, precision, and ability to draw logical conclusions from their own observations and data.