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What is the correct order of o//p ration...

What is the correct order of `o//p` ration when `E^(+)` attackes the following system ?
(A) `PhF`
(B) `PhCl`
(C) `PhBr`
(D) `PhI`

A

AltBltCltD

B

A=B=C=D

C

DltCltBltA

D

DltBltAltC

Text Solution

Verified by Experts

The correct Answer is:
C
`+M` power order `F gt CL gt Br gt I`, steric hindrance also favours para product.
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