During electrolytic refining of metals, anode is made of the pure metal whereas the cathode is made of the impure metal.

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Q. As we know that in Electrolytic Refining impure metal is made up of anode while pure one is of cathode now electricity passed then impure metal is deposited into the pure metal How this can be possible as current flow from cathode to anode ( Actual current)

In general, electrolytic refining is a process of purification of impure metal during which an electric current is passed through an electrolytic cell which contains impure metal as anode, a suitable electrolyte and pure metal as cathode.

Q. Mark the correct statements:

(i) mercury can be refined by the process of distillation.

(ii) In poling, the molten impure metal is stirred with green poles of wood.

(iii) In electrolyte refining of metals, impure metal is made as cathode and a thin strip of pure metal is made as anode.

Q. During the refining of an impure metal by electrolysis, the pure metal is a deposited:
(a) at cathode
(b) on the walls of electrolytic tank
(c) at anode
(d) at the bottom of electrolytic tank

can we take anode made up of pure metals and cathode made up of impure metal during electrorefining? justify ur answer.

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