Roasted silver ore `+CN-_((aq))+O_(2) to [X]_((aq))+OH_((aq))^(-),[X]_((aq))+Zn to [Y]_((aq))+Agdarr` The [X] and [Y] are respec

Roasted silver ore `+CN-_((aq))+O_(2) to [X]_((aq))+OH_((aq))^(-),[X]_((aq))+Zn to [Y]_((aq))+Agdarr`
The [X] and [Y] are respectively :
A. `[Ag(CN)_(2)]^(-),[Zn(CN)_(6)]^(-4)`
B. `AgCN,[Zn(CN)_(4)]^(-2)`
C. `[Ag(CN)_(4)]^(-3),[Zn(CN)_(4)]^(-2)`
D. `[Ag(CN)_(2)]^(-),[Zn(CN)_(4)]^(-2)`

Roasted silver ore `+CN-_((aq))+O_(2) to [X]_((aq))+OH_((aq))^(-),[X]_((aq))+Zn to [Y]_((aq))+Agdarr` The [X] and [Y] are respectively :

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