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In the S(N)2 reaction of iodide ion with...

In the `S_(N)2` reaction of iodide ion with ` (CH_(3))_(2)CHCH_(2)CH_(2)X`, what is the order of decreasing reactivity for the following X substituents ?
I. `X=-OH " " ` , II. `X=CH_(3)CO_(2)^(-)`
III `X=CF_(3) SO_(3)^(-) " " ` ,IV. `X=CCl_(3)CO_(2)^(-)`

A

`I gt II gt III gtIV`

B

`IV gt III gt II gt I`

C

`III gt II gt IV gt I`

D

`III gt IV gt II gt I`

Text Solution

Verified by Experts

The correct Answer is:
D
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