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Chemistry Excellence Olympiad

International Chemistry Excellence Olympiad

Assess your Chemistry Skills against students from 40+ countries. Each grade has its own dedicated test.

Duration

60 Minutes

Questions

50 MCQ

Exam Availability

Anytime

Attempts

2 / year

50

Total Questions

MCQ format

60 min

Time Limit

72 sec per question

3 Types

Question Types

MCQ · Scenario · Logic

2 / year

Attempts Allowed

Best score counts

Marks & Scoring

Wrong Answer

No negative marking

0 marks
Not Attempted

No penalty

0 marks
Easy Question+1 mark
Medium Question+2 marks
Hard Question+3 marks

Detailed Syllabus

Select your grade to view the syllabus tailored for your level. Each grade has its own dedicated test.

Pure Substances and MixturesBeginner
Elements and compoundsHomogeneous and heterogeneous mixturesSeparation techniques
Physical and Chemical ChangesBeginner
Identifying change typesReversibilityEnergy changes
States of MatterBeginner
Solid, liquid, gas propertiesKinetic theory basicsChanges of state
SolutionsBeginner
Solute, solvent, solutionConcentration basicsSaturated solutions
Colloids and SuspensionsBeginner
Tyndall effectDifferences from solutionsExamples

Sample Questions — Grade 10

Try these interactive sample questions to understand the exam format. Questions test conceptual understanding and scenario & logic based reasoning.

Q1Metals and Non-MetalsIntermediate

Iron is placed in copper sulphate solution. Which observation is correct?

Q2Matter and Its ClassificationBeginner

Which of the following is a chemical change?

Q3Chemical ReactionsIntermediate

Balance the equation: _Fe + _O₂ → _Fe₂O₃. What are the coefficients?

Rewards & Recognition

What you get for participating — and excelling — in the Chemistry Olympiad.

Participation Certificate

Every student who completes the exam receives a verifiable digital certificate with a unique ID — generated instantly and sent to your email.

Merit Certificate (Top 10%)

Students scoring in the top 10th percentile receive a distinguished merit certificate.

Gold / Silver / Bronze (Top 1%)

Top-ranking students receive tiered recognition certificates with physical medals for top 100 globally.

Global Leaderboard Listing

All students appear on the live global leaderboard — with privacy controls to stay anonymous.

Instant AI Report Card

Receive your detailed report instantly — topic-wise performance breakdown with AI-generated insights and improvement recommendations.

Shareable Digital Badge

LinkedIn-ready digital badge and shareable result card for social media.

Questions about the Chemistry Olympiad

Ready to Benchmark Your Chemistry Skills?

Join 120,000+ students from 40+ countries. Registration is open for the 2026 season.