Haloalkanes and Haloarenes - Result Question 17
####17. Which of the following undergoes nucleophilic substitution exclusively by
[2005]
(a) Ethyl chloride
(b) Isopropyl chloride
(c) Chlorobenzene
(d) Benzyl chloride
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Solution:
- (d)
reaction is favoured by heavy groups on the carbon atom attached to halogen i.e Benzyl allyl tertiary secondary primary alkyl halides
Obtained from
(Benzyl cation)
This molecule is resonance stabilised.