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In the reaction, R-Br+Cl^- overset(Dim...

In the reaction,
`R-Br+Cl^- overset(Dimethyl formamide)rarr R-Cl+Br^-`
the relative rates of reaction of methyl bromide (I), ethyl bromide (II), isopropyl] bromide (III) and tert-butyl bromide (IV) follow the order

A

`I gt II gt III gt IV`

B

`IV gt III gt II gt I`

C

`IV gt I gt II gt III`

D

`II gt III gt IV gt I`

Text Solution

Verified by Experts

The correct Answer is:
A
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