1.

Aqueous solution contains Zn(CH_(2)COO)_(2),Cd(CH_(3)COO)_(2) and Cu(CH_(3)COO)_(2) on passing H_(2)S gas, therte is a precipitate of ……. As sulphide

Answer»

`ZN^(2+)`
`Cd^(2+)`
`Cu^(2+)`
NONE of these

Answer :a,B,c


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