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Which of the following is halogen exchan...

Which of the following is halogen exchange reaction?

A

`RX-Nal rarr RI+NaX`

B

C

`R-OH+HX overset(ZnCl_2)(rarr) R-X+H_2O`

D

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 halide on alkene
In option (c), halogen replaces alcoholic group While in option (d) halogen replaces the hydrogen of benzene ring
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