1.

AgNO_(3) is soluble salt of silver, but it is preferable to use (NaCN + AgCN) as an electrolyte for silver plating. Give a reason in support of your answer.

Answer»

SOLUTION :(i) Formation of complex
(ii) The characteristic of salt RESPONSIBLE for electrolysis.
(iii) COMPARISON of strengths of the two electrolytes given.
(iv) Effect of ADDITION of NaCl to a solution of AGCN
(v) Purpose of electroplating
(vi) Effect of addition of NaCN on the quality of electroplating.


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