A-LevelChemistryAnalytical techniques9701/12 · May/June 2022 · Q401 Mark

Three organic compounds are listed. 1 ethanal 2 propan-1-ol 3 propan-2-ol Which compounds will have a mass spectrum that contains a fragment peak at m/e = 43?

A1 only

B1 and 2 only

C2 and 3 only

D1, 2 and 3

✓ Correct answer

D: 1, 2 and 3

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Topic: Analytical techniques, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, May/June 2022 Paper 1 Variant 2, question 40.

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