1.

A solution contains Cu(CH_3COO)_2.Cd(CH_3COO)_2 and Zn(CH_3COO)_2. On passing H_2S gas , there is precipitation of sulphide of :

Answer»

`ZN^(2+) , CD^(2+) `
`CU^(2+), Cd^(2+) `
`Zn^(2+), Cu^(2+) `
`Zn^(2+), Cu^(2+) , Cd^(2+)` .

ANSWER :D


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