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7.1 Carbon compounds as fuels and feedstock

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Question 17

Astronomers detect four molecules in the atmosphere of a distant planet. Their formulae are C3H8\text{C}_3\text{H}_8C3​H8​, C2H4\text{C}_2\text{H}_4C2​H4​, C5H12\text{C}_5\text{H}_{12}C5​H12​ and C2H6O\text{C}_2\text{H}_6\text{O}C2​H6​O.

Which of these molecules is not a hydrocarbon?

[1]
A

C2H4\text{C}_2\text{H}_4C2​H4​

B

C5H12\text{C}_5\text{H}_{12}C5​H12​

C

C2H6O\text{C}_2\text{H}_6\text{O}C2​H6​O

D

C3H8\text{C}_3\text{H}_8C3​H8​

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7.1 Carbon compounds as fuels and feedstock Questions

  1. GCSE
  2. /Chemistry
  3. /7.1 Carbon compounds as fuels and feedstock

91 exam-style questions on AQA GCSE Chemistry 7.1 Carbon compounds as fuels and feedstock, covering 7.1.1 Crude oil, hydrocarbons and alkanes, 7.1.2 Fractional distillation and petrochemicals, 7.1.3 Properties of hydrocarbons, and 7.1.4 Cracking and alkenes. Each one has a worked solution and a mark scheme showing where the marks go.

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