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Which of the following metal nitrate pro...

Which of the following metal nitrate produces gaseous product when reacts with KCN solution?

A

`Cu(NO_(3))_(2)`

B

`AgNO_(3)`

C

`Cd(NO_(3))_(2)`

D

`Pb(NO_(3))_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
`2Cu(NO_(3))_(2)+4KCN to KNO_(3)+underset(("Redox"))(2CuCN)+(CN)_(2)uarr`
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