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In which of the following rate of S(N) 1...

In which of the following rate of `S_(N) 1` is very fast ?

A

`CH_(3)-overset(Cl)overset(|)(CH)-CH_(3)`

B

`Ph-overset(cl)overset(|)(CH)-CH_(3)`

C

`CH_(3)CH_(2)-O-CH_(2)-Cl`

D

`CH_(3)-CH=CH-Cl`

Text Solution

Verified by Experts

The correct Answer is:
3
Due to `+M` effect of `underset(..)overset(..)(O)-R` group intermediate `C^(+)` is stabilised.
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  6. The decreasing order of the stability of the ions : underset((I))(CH...

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  9. Maximum enol content is in :

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