During the extraction of metals,electrolytic refining is used to obtain pure metals.
$(a)$ Which material will be used as the anode and cathode for the refining of silver metal by this process?
$(b)$ Suggest a suitable electrolyte as well.
$(c)$ In this electrolytic cell,where do we get pure silver after passing an electric current?
$(a)$ Which material will be used as the anode and cathode for the refining of silver metal by this process?
$(b)$ Suggest a suitable electrolyte as well.
$(c)$ In this electrolytic cell,where do we get pure silver after passing an electric current?
(N/A) Anode: Impure silver rod.
Cathode: Pure silver strip.
$(b)$ Electrolyte: An aqueous solution of a silver salt,such as silver nitrate $(AgNO_{3})$ acidified with dilute nitric acid $(HNO_{3})$.
$(c)$ After passing an electric current,pure silver is deposited at the cathode.
Cathode: Pure silver strip.
$(b)$ Electrolyte: An aqueous solution of a silver salt,such as silver nitrate $(AgNO_{3})$ acidified with dilute nitric acid $(HNO_{3})$.
$(c)$ After passing an electric current,pure silver is deposited at the cathode.
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