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0 votes
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in Chemistry by (70.1k points)

The electrolytes usually used in th electroplating of gold and silver, respectively, are 

(1) [Au(CN)2] and [AgCl2] 

(2) [Au(CN)2]and [Ag(CN)2]  

(3) [Au(NH3)2] + and [Ag(CN)2] – 

(4) [Au(OH)4] and [Ag(OH)2]

1 Answer

+2 votes
by (69.7k points)
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Best answer

The correct option is (2).

Explanation:

The electrolytes usually used in the electroplating of gold & silver, respectively are :

[Au(CN)2]θ and [Ag(CN)2]θ

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