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10.2 Hydrocarbons

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Question 12
F

Methylpropene has the structure CH2=C(CH3)2\mathrm{CH_{2}=C(CH_{3})_{2}}CH2​=C(CH3​)2​.

Which row is correct for methylpropene?

[1]
A

C4H8\mathrm{C_{4}H_{8}}C4​H8​; decolourises bromine water; same molecular formula as but-1-ene

B

C4H8\mathrm{C_{4}H_{8}}C4​H8​; does not decolourise bromine water, as its chain is branched

C

C4H10\mathrm{C_{4}H_{10}}C4​H10​; decolourises bromine water; same molecular formula as butane

D

C3H6\mathrm{C_{3}H_{6}}C3​H6​; decolourises bromine water; same molecular formula as propene

Markscheme

10.2 Hydrocarbons Questions

  1. GCSE
  2. /Chemistry
  3. /10.2 Hydrocarbons

36 exam-style questions on Edexcel GCSE Chemistry 10.2 Hydrocarbons, covering 10.2.1 Formulae and structures of the alkanes, 10.2.2 Alkenes and the C=C functional group, 10.2.3 Addition reactions of alkenes and testing for unsaturation, and 10.2.4 Combustion of alkanes and alkenes. Each one has a worked solution and a mark scheme showing where the marks go.

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