1.

The possible chemical reaction among the following is

Answer»

`FeSO_(4)+PbtoPbSO_(4)+Fe`
`ZnSO_(4)+FetoFeSO_(4)+Zn`
`2AgNO_(3)+CutoCu(NO_(3))_(2)+2AG`
`PbCl_(2)+CutoCuCl_(2)+PB`.

ANSWER :C


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