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.

True

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False

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The correct option is A
True

Electrolytic refining may be defined as a process of purification of impure metal during which an electric current is passed through an electrolytic cell containing impure metal as anode, a suitable electrolyte and pure metal as cathode.

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Q. Question 38
During extraction of metals, electrolytic refining is used to obtain pure metals.
(a) Which material will be used as anode and cathode for refining of silver metal by this process?
(b) Suggest a suitable electrolyte also.
(c) In this electrolytic cell, where do we get pure silver after passing electric current?

Q. In electrolytic refining, the impure metal acts as an anode.

Q. In the electrolytic refining of metals, electrolysis of an aqueous solution of its complex salt is done with impure metal as anode and a strip of pure metal as cathode. This method cannot be used for the refining of:

Q. In electrolytic refining of Cu, when 9.65 A of current is passed through an electrolytic cell for 30000 seconds to purify 100 g of an impure Cu metal at the cathode. What is % of impurity in the metal? (Atomic mass of Cu = 63.5 amu)

In the electrolytic refining of Copper (electrolyte is $C u S O_{4}$ solution + dil $H_{2} S O_{4}$ _;Pure Cu cathode and Impure Cu anode), metallic impurities having lower oxidation potential than Cu are deposited as __ sludge.

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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.

The correct option is A True Electrolytic refining may be defined as a process of purification of impure metal during which an electric current is passed through an electrolytic cell containing impure metal as anode, a suitable electrolyte and pure metal as cathode.

The correct option is A
True

Electrolytic refining may be defined as a process of purification of impure metal during which an electric current is passed through an electrolytic cell containing impure metal as anode, a suitable electrolyte and pure metal as cathode.