A) Ag
B) Cr
C) Cu
D) Mg
Correct Answer: D
Solution :
Magnesium \[(Mg)\] cannot be obtained by the electrolysis of its aqueous salt solution because when it is liberated at cathode, at once reacts with \[{{\text{H}}_{\text{2}}}\text{O}\]to give metal hydroxide and hydrogen.You need to login to perform this action.
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