A-LevelChemistryHydroxy compounds9701/12 · Feb/Mar 2021 · Q381 Mark

An excess of P reacts with Q, in the presence of concentrated sulfuric acid, to form R. Effervescence is seen when a piece of sodium is added to pure R. The structure of P is shown. [Figure showing P as propan-1,3-diol] Which organic compounds could be compound Q? 1 [Structure of propanoic acid] 2 [Structure of propanone] 3 [Structure of propanal]

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A1, 2 and 3 are correct

B1 and 2 only are correct

C2 and 3 only are correct

D1 only is correct

✓ Correct answer

B: 1 and 2 only are correct

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Topic: Hydroxy compounds, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Feb/Mar 2021 Paper 1 Variant 2, question 38.

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