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7 Organic chemistry

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Question 45

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 Organic chemistry Questions

  1. GCSE
  2. /Chemistry
  3. /7 Organic chemistry

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