A-LevelChemistryCarbonyl compounds9701/12 · Oct/Nov 2017 · Q391 Mark

Compound M is an important ingredient in perfume. [Figure 39.1 - skeletal formula of compound M] M reacts with HCN. Which statements about this reaction are correct? 1 A small amount of NaOH will speed up the reaction. 2 The reaction is initiated by the transfer of a proton to one of the C=O groups. 3 Both of the C=O groups react with HCN.

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.

A1, 2 and 3 are correct

B1 and 2 only are correct

C2 and 3 only are correct

D1 only is correct

✓ Correct answer

D: 1 only is correct

Oracle Prep sorts past-paper questions by topic, so you can drill Carbonyl compounds and see which topics are most likely to come up next.

Topic: Carbonyl compounds, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2017 Paper 1 Variant 2, question 39.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content