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O-LevelChemistryOrganic Chemistry5070/12 · Oct/Nov 2021 · Q371 Mark

A hydrocarbon compound Q has molecular formula CxHy. Q reacts with hydrogen to form a single product with molecular formula CxHy+2. Which statement about Q is correct?

AQ does not burn in air.
BQ is a saturated hydrocarbon.
CQ reacts with bromine to form a single product with molecular formula CxHy-1Br.
DQ reacts with steam to form a single product with molecular formula CxHy+2O.

✓ Correct answer

D: Q reacts with steam to form a single product with molecular formula CxHy+2O.

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About this question

Topic
Organic Chemistry, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source
O-Level Chemistry, Oct/Nov 2021 Paper 1 Variant 2, question 37.

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