Aryl Halides and Phenols - Result Question 26
29. Aryl halides are less reactive towards nucleophilic substitution reaction as compared to alkyl halide due to
$(1990,1 M)$
(a) the formation of less stable carbonium ion
(b) resonance stabilisation
(c) longer carbon halogen bond
(d) $s p^{2}$ -hybridised carbon bonded to halogen
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Answer:
Correct Answer: 29. (b, d)
Solution:
Above resonance makes $X$ - a poor leaving group. Also, the carbon bearing $X$ is $s p^{2}$ - hybridised.
BETA
