CaC2overset( H2O) to A+B . A overset( Hg...

`CaC_2overset( H_2O) to A+B . A overset( HgSO_4+H_2SO_4) to C. `
`C overset( K_2Cr_2O_7+H_2SO_4) to D `
Here A, B , C and D are respectively .

A

`CH -= CH , Ca(OH)_2, CH_3 CHO and CH_3 COOH`

B

`Ca(OH)_2, CH -= CH , CH_3CHO and (CH_3COO)_2Ca`

C

`CH -= CH, Ca(OH)_2, CH_3 CHO and (CH_3 COO)_2Ca`

D

`CH -= CH , CH_3 CHO, Ca(OH)_2and (CH_3 COO)_2 Ca`

Verified by Experts

The correct Answer is:

A

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