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O-LevelChemistryChemistry of the Environment5070/11 · Oct/Nov 2012 · Q281 Mark

Which gas can be removed from the exhaust gases of a petrol-powered car by its catalytic converter?

Acarbon monoxide

Bcarbon dioxide

Cnitrogen

Dsteam

✓ Correct answer

A: carbon monoxide

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About this question

Topic: Chemistry of the Environment, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, Oct/Nov 2012 Paper 1 Variant 1, question 28.

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