1.

For making Ag and AgNO_(3), which of the following is used

Answer»

`pH_(3)`
phosphonium iodide
`Na_(2)CO_(3)`
`NH_(3)`

SOLUTION :When `AgNO_(3)` reacts with `PH_(3)`, then Ag is obtained.
`UNDERSET("silver nitrate")(6AgNO_(3))+underset("PHOSPHENE")(2PH_(3)) to 6Ag+underset("phosphorous acid")(2H_(3)PO_(3))+6NO_(2)`


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