Question

why Mg metal can not be obtained on electrolysis of aqueous solution of its salt?​

Answer 1

Explanation:

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Highly reactive metals with lower reduction potentials than hydrogen are not obtained by electrolysis of aqueous solutions of their salts since their cations cannot be reduced at cathode in presence of water. ... Al and Mg are reactive metals with lower reduction potentials.

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Answer 2

the answer in in the attachment please go through it hope it helps you