O-LevelChemistryOrganic Chemistry5070/12 · May/June 2018 · Q361 Mark

Which diagram shows a branched-chain isomer of butane?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

ADiagram A

BDiagram B

CDiagram C

DDiagram D

✓ Correct answer

A: Diagram A

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Topic: Organic Chemistry, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2018 Paper 1 Variant 2, question 36.

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