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2024 TTCO Examination Format

60 Multiple Choice Questions to be answered in 1.5 hours in a face to face format

Feb 24th | 1:00pm-2:30pm

Face to Face at two (2) venues (TBD)



The National Selection Examination will consist of three phases. These examinations shall be prepared and graded by the Trinidad and Tobago Chemistry Olympiad (TTCO) Committee.

(1) The first phase of The National Selection Examination will consist of two categories, reflecting the extent of study undertaken by the students at that point:

            (a) Level A – For students in Forms 2 to 5.

            (b) Level B – For students in Form 6 (lower and upper).

Each examination shall consist of 60 multiple choice questions and will be of a 90 minute duration. This phase will be administered by each secondary school at their institution.

Prizes will be awarded to the top 3 places in each Level.

(2) The top 10% of students in each Level, will then be invited to write the second phase of the Examination.

This will consist of Problem solving (structured and essay) type questions, and will be of 3 hours duration.

It will be administered at The University of the West Indies, St. Augustine Campus. For Tobago students, this can be administered at a specific Secondary School.


(3) The top 20 students will then be invited to a two-week intensive training camp at The Department of Chemistry, Faculty of Science and Technology, The University of The West Indies, St. Augustine Campus.

At the end of this, they will sit a Laboratory exam (practical-based) of 3 hours duration. The top 4 students will be selected, with 2 alternates, who will be Trinidad and Tobago’s representatives for The International Chemistry Olympiad.

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