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In the following group : -OAc(I),-OMe(...

In the following group :
`-OAc(I),-OMe(II),-OSO_(2)(III),-OSO_(2)CF_(3)(IV)`
The order of leaving group ability is :

A

`I gt II gt III gt IV`

B

`IV gt III gt I gt II`

C

`III gt II gt I gt IV`

D

`II gt III gt IV gt I`

Text Solution

Verified by Experts

The correct Answer is:
B
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