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NEET levelSingle correct optionDifficulty 1 of 3hc001

Sodium metal in dry ether is heated with an equimolar mixture of and (Wurtz reaction). How many different alkanes are formed?

  1. A1
  2. B3
  3. C2
  4. D4

Answer: B

Wurtz coupling joins two alkyl groups. with gives ethane, with gives butane, and the cross coupling gives propane. So three alkanes form.
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