A-LevelChemistryHydrocarbons9701/12 · May/June 2022 · Q41 Mark

When a small sample of hydrocarbon Q is completely combusted, it produces 3.52 g of carbon dioxide and 1.44 g of water. What could be the structure of hydrocarbon Q?

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ASkeletal formula of cyclopentane.

BSkeletal formula of cyclohexane.

CSkeletal formula of H-C≡C-C≡C-H.

DSkeletal formula of benzene.

✓ Correct answer

B: Skeletal formula of cyclohexane.

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Topic: Hydrocarbons, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, May/June 2022 Paper 1 Variant 2, question 4.

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