Question

Electrolytic refining is used to purify which of the following metals?

Options

• \[\ce{Cu and Zn}\]

• \[\ce{Ge and Si}\]

• \[\ce{Zr and Ti}\]

• \[\ce{Zn and Hg}\]

Answer 1

\[\ce{Cu and Zn}\]

Explanation:

Copper and zinc are two metals which are generally purified by using electrolyte refining. In this process, impure metal is used as anode and pure metal is used as a cathode. Impurities from the blister copper or impure zinc deposit as anode mud.