1.

The stable oxiation state of Cu, Ag and Au are respectively

Answer»

`CU^(+), AG^(+), Au^(+)`
`Cu^(2+), Ag^(+), Au^(2+)`
`Cu^(+), Ag^(+), Au^(3+)`
`Cu^(2+), Ag^(+), Au^(3+)`

ANSWER :C


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