Assertion (A): Aniline does not undergo friedel craft alkylation and acylation
Reason (R) : Aniline forms salt with anhydrous $A l C l_{3}$ (lewis acid) which is used as catalyst in friedel craft reaction

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Both assertion and reason are correct and reason is correct explanation of assertion

Both Assertion and reason are correct but reason is not correct explanation

Assertion is correct but reason is wrong

Both assertion and reason are wrong

answer is A.

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Detailed Solution

Reaction between aniline and ${AlCl}_{3}$ ,

$Ph - {NH}_{2} \overset{{AlCl}_{3}}{\to} Ph - {NH}_{2} {}^{+}{AlCl}_{3}^{-}$

So, during the reaction $- {NH}_{2}$ group of aniline reacts with ${AlCl}_{3}$ to give salt. This is the reason why aniline does not undergo Friedel-Crafts reaction.

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