1. 2-chloro-1, 3-butadiene
  2. 2-methyl 1, 3-butadiene
  3. 1,3-butadiene
  4. Acrylonitrile
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1 Answers

Answer: Option 1

Neoprene is prepared by polymerisation of 2-chloro-1, 3-butadiene.

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