The enol form of acetone after treatment...

The enol form of acetone after treatment with `D_(2)O` gives:

A

`CH_(3)-overset(OD)overset(|)(C)=CH_(2)`

B

`CD_(3)-overset(O)overset(||)(C)-CD_(3)`

C

`CH_(2)=overset(OH)overset(|)(C)-CH_(2)`

D

`CD_(2)=overset(OD)overset(|)(C)-CH_(3)`.

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The correct Answer is:

B

All the six `alpha`-hydrogem atoms in acetone `(CH_(3)COCH_(3))` participate in enolisation one by the one and are replaced by D atom.

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