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Consider the following alcohols, T...

Consider the following alcohols,

The order of decreasing reactivities of these alcohols towards nucleophilic substitution with `HBr` is :

A

`III gt I gt IV gt II`

B

`III gt I gt II gt IV`

C

`I gt III gt IV gt II`

D

`I gt III gt II gt IV`

Text Solution

Verified by Experts

The correct Answer is:
A
More stable carbocation more is the rate toward `HBr` (acid).

Rate of reaction `prop` stability of carbocation
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