Catalyst used in dimerisation of acetyle...

Catalyst used in dimerisation of acetylene to prepare chloroprene is

A

`HgSO_4 + H_2SO_4`

B

`Cu_2Cl_2`

C

`Cu_2Cl_2 + NH_4Cl`

D

`Cu_2Cl_2 + NH_4OH`

Text Solution

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The correct Answer is:

C

`2CH -=CH overset((Cu_2Cl_2NH_4Cl))rarrCH-=C-CH-=CH_2overset(HCl)rarrCH_2 =C(Cl)-CH=CH_2`

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