A-LevelChemistryCarbonyl compounds9701/12 · May/June 2023 · Q371 Mark

Compound X has stereoisomers and forms a precipitate when warmed with Fehling's reagent. What could be the structure of compound X?

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A2-methylprop-2-enal

B3-methylpentan-2-one

C4-methylpentan-2-one

D2-methylpentanal

✓ Correct answer

D: 2-methylpentanal

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Topic: Carbonyl compounds, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, May/June 2023 Paper 1 Variant 2, question 37.

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