In the given reaction sequence X will not be

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Question: Answered & Verified by Expert

In the given reaction sequence

X will not be

ChemistryHaloalkanes and HaloarenesNEET

Options:

A alc. KOH/ $Δ$
B $C_{2} H_{5} \bar{O} / Δ$
C alc. NaOH/ $Δ$
D $N a N H_{2} / Δ$

Solution:

2145 Upvotes Verified Answer

The correct answer is:

N a N H_{2} / Δ

Here X can not be

N a N H_{2}

as in presence of

N a N H_{2}

, chlorobenzene gives nucleophilic substitution reaction by benzyne mechanism as follows

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