The Chemistry Olympiad Sri Lanka (COSL) competition is  conducted each year by the Institute of Chemistry Ceylon in view of identifying most talented students in Chemistry and to promote problem-solving in Chemistry among the school children.

Winners of COSL are recognized as National Chemistry Olympiad Gold, Silver and Bronze medalists and four best students will receive an opportunity to participate at the International Chemistry representing Sri Lanka.

Are you interested to represent Sri Lanka at the International Chemistry Olympiad and bring glory to our mother land ?

Bring Glory to Sri Lanka

Don't miss out on the opportunity of representing the motherland and bringing glory! The International Chemistry Olympiad (IChO) is a competition organized for secondary school students of all levels from all over the globe with the objective of promoting their...

Sri Lanka won 3 Bronze medals and an honorable mention at 52nd ICHO 2020

Sri Lanka won three bronze medals and an Honorable mention at the 52nd International Chemistry Olympiad 2020 R M S Ravindu Sanwara (Ananda College, Colombo 10), Arulanantham Abhinanthan (Hindu College, Jaffna) and Uvindu Praveen Sumanasekera (Badulla Central College,...