Question

Which of these is obtained by electrolytic reduction of its compound?

• A. $Cu$
• B. $Au$
• C. $Mg$
• D. $Bi$

Answer 1

Answer: (C)

$Mg$

Electrolytic reduction is done for more electropositive elements like Mg, Na, Al, Ca. These elements are extracted from their oxides, hydroxide and chlorides in fused state.
Among the given elements only Mg is extracted by electrolytic reduction process.
Thus option C is correct.