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The reaction of acetylene and propyne wi...

The reaction of acetylene and propyne with `HgSO_4` in the presence of `H_2SO_4` produces respectively.

A

acetone and acetaldehyde

B

acetaldehyde and acetone

C

propionaldehyde and acetone

D

acetone and propionaldehyde

Text Solution

Verified by Experts

The correct Answer is:
B

Markovnikov's addition of `H_2O` gives an unstable vinyl alcohol that rearranges to the more stable carbonyl compound.
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Knowledge Check

  • Phenyl acetylene reacts with dil. H_2SO_4 in presence of HgSO_4 gives

    A
    B
    C
    D

  • When acetylene is passed through dil H_2SO_4 in presence of HgSO_4 the compound formed is

    A
    ether
    B
    acetaldehyde
    C
    acetic acid
    D
    ketone

  • When acetylene is passed through dil H_2SO_4 in presence of HgSO_4 the compound formed is

    A
    ether
    B
    acetaldehyde
    C
    acetic acid
    D
    ketone

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