1.

The tarnishing of silver ornaments in atmosphere is due toA. `Ag_(2)O`B. `Ag_(2)S`C. `Ag_(2)CO_(3)`D. `Ag_(2)SO_(4)`

Answer» Correct Answer - a,b
`2aG+(1)/(2)O_(2)rarr Ag_(2)O`
`2Ag+H_(2)S rarr Ag_(2)S+H_(2)`


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