A hydrocarbon has four carbon atoms. Give its molecular formula if it is an alkene.
  1. C4H10
  2. C4H8
  3. C4H6
  4. C4H4


Correct Answer: (b) C4H8

Explanation: Alkenes have the general formula CnH2n. According to the question, n=4, hence the hydrocarbon is C4H8.

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Updated on: 10-Oct-2022

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