MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryMetallurgyCarnallite -> KCl. MgCl2. 6H2O
Of the following metals, the one which cannot be obtained by the electrolysis of the aqueous solution of its salt is
A.Ag
B.Mg✓ Correct
C.Cu
D.Hg
Explanation
Due to high electrode potential, other products, rather than metal, are deposited at cathode. So, Mg cannot be obtained by electrolysis.
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