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7.2 Reactions of alkenes and alcohols

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Question 12
F

Why do alkenes tend to burn in air with smoky flames?

[1]
A

They contain a carbon-carbon double bond

B

They release less energy per gram than alkanes

C

They react with the nitrogen present in the air

D

They undergo incomplete combustion in air

Markscheme

7.2 Reactions of alkenes and alcohols Questions

  1. GCSE
  2. /Chemistry
  3. /7.2 Reactions of alkenes and alcohols

40 exam-style questions on AQA GCSE Chemistry 7.2 Reactions of alkenes and alcohols, covering 7.2.1 Structure and formulae of alkenes, 7.2.2 Reactions of alkenes, 7.2.3 Alcohols, 7.2.4a Carboxylic acids, and 7.2.4b Carboxylic acids as weak acids. Each one has a worked solution and a mark scheme showing where the marks go.

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