MetallurgyHard

Question

Complexes formed in the cynide process are :

Options

A.[Au(CN)₂]^-

B.[Ag(CN)₂]^-

C.[Cu(CN)₄]^2-

D.[Zn(CN)₄]^2-

Solution

Cynide process used for Au and Ag comlexes formed in this, are : Na[Au(CN)₂], Na[Ag(CN)₂], Na₂[Zn(CN)₄].

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