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A-LevelChemistryHydroxy compounds9701/12 · Oct/Nov 2011 · Q211 Mark

Buta-1,3-diene is currently obtained from fossil fuel sources. In future it may be obtained from ethanol, which can be produced from non-food agricultural crops. The sequence of reactions is as follows. [Figure for reaction scheme] Which term could be used to describe step 1?

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.

Acondensation
Bdehydration
Cdehydrogenation
Dhydrogenation

✓ Correct answer

C: dehydrogenation

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About this question

Topic
Hydroxy compounds, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source
A-Level Chemistry, Oct/Nov 2011 Paper 1 Variant 2, question 21.

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