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Question: Answered & Verified by Expert
Among the following the most reactive towards alcoholic $\mathrm{KOH}$ is
ChemistryHydrocarbonsAIIMSAIIMS 2004
Options:
  • A $\mathrm{CH}_2=\mathrm{CHBr}$
  • B $\mathrm{CH}_3 \mathrm{COCH}_2 \mathrm{CH}_2 \mathrm{Br}$
  • C $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{Br}$
  • D $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{Br}$.
Solution:
1720 Upvotes Verified Answer
The correct answer is: $\mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_2 \mathrm{Br}$.
In alkyl halides, polarity of $\mathrm{C}-\mathrm{Br}$ bond increases with increase in chain length.

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