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Question: Answered & Verified by Expert
Which one of the following forms propane nitrile as the major product?
ChemistryHaloalkanes and HaloarenesJEE Main
Options:
  • A Ethyl bromide + alcoholic KCN
  • B Propyl bromide + alcoholic KCN
  • C Propyl bromide $+$ alcoholic AgCN
  • D Ethyl bromide $+$ alcoholic AgCN
Solution:
1612 Upvotes Verified Answer
The correct answer is: Ethyl bromide + alcoholic KCN
When ethyl bromide reacts with alcoholic KCN, propane nitrile is obtained as main product.
$\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Br}+\mathrm{Alc} . \mathrm{KCN} \longrightarrow \underset{\text { propane nitrile }}{\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{CN}}$

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