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Which of the following is halogen exchan...

Which of the following is halogen exchange reaction ?

A

`RX+NaI to RI+NaX`

B

C

`R-OH+HXoverset(ZnCl_(2))toR-X+H_(2)O`

D

None

Text Solution

Verified by Experts

The correct Answer is:
A
Halogen exchange reactions are those reactions in which one halide replaces another in option (a) halogen (-X) is replaced by iodine. This reaction is named as Finkelstein reaction.
In option (b),there is the addition of hydrogen hailde on alkene.
In option (c) ,halogen replaces alcoholic group.
While in option (d) halogen replaces the hydrogen of benzene ring.
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