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In the reaction CH3C-=C CH3underset((Z...

In the reaction
`CH_3C-=C CH_3underset((Zn)/(H_2O))overset(R)toCH_3COCOCH_3` R is

A

`H_2O_2`

B

`O_2`

C

`O_3`

D

`KMnO_4`

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The correct Answer is:
C

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