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The electrolytes usually used in the ele...

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

A

`[Au(OH)_4]^(-) and [Ag(OH)_2]^(-)`

B

`[Au(CN)_2]^(-) and [AgCl_2]^(-)`

C

`[Au(NH_3)_2]^+ and [Ag(CN)_2]^_`

D

`[Au(CN)_2]^(-) and [Ag(CN)_2]^(-)`

Text Solution

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The correct Answer is:
D
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