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The decreasing order of reactivity towar...

The decreasing order of reactivity towards `ArSN` reaction of the following with `NaOMe` is :
.

A

`(I) gt (II) gt (III) gt (IV)`

B

`(IV) gt (III) gt (II) gt (I)`

C

`(II) gt (I) gt (III) gt (IV)`

D

`(IV) gt (III) gt (I) gt (II)`

Text Solution

Verified by Experts

The correct Answer is:
C
`ArSN` is favoured by `EWG. EW` power of `- NO_2 gt -SO_3 H gt - C-= N gt = CHO`.
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