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trans-But-2-ene reacts with D(2) in the ...

trans-But`-2-`ene reacts with `D_(2)` in the presence of `Ni` as catayst. The product formed is

A

meso`-2,3-`dideuterobutane

B

rac`-2,3-`dideuterobutane

C

`(+)-2,3-`dideuterobutane

D

`(-)-2,3-`dideuterobutane

Text Solution

Verified by Experts

The correct Answer is:
B
It is syn-hydrogenation due to chemical adsorption on the surface of `Ni`:
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