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A-LevelChemistryNitrogen and sulfur9701/12 · May/June 2024 · Q231 Mark

Catalytic converters are fitted in the exhaust systems of many cars. Gas X: • causes acid rain if it is released into the air • is removed from car exhaust fumes by a catalytic converter. What is gas X?

Acarbon dioxide

Bcarbon monoxide

Chydrocarbon vapour

Dnitrogen dioxide

✓ Correct answer

D: nitrogen dioxide

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About this question

Topic: Nitrogen and sulfur, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, May/June 2024 Paper 1 Variant 2, question 23.

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