O-LevelChemistryOrganic Chemistry5070/12 · May/June 2020 · Q341 Mark

Which statement about the organic compounds CH4, C2H4, C2H6 and C3H8 is correct?

AOnly C2H4 and C2H6 decolourise bromine water.

BThey are all saturated compounds.

CThey are all unsaturated compounds.

DThey are all hydrocarbons.

✓ Correct answer

D: They are all hydrocarbons.

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Topic: Organic Chemistry, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2020 Paper 1 Variant 2, question 34.

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