alleryWhich metals are extracted by electrolysis of their molten chlorides?
Acopper and silver
Bgold and platinum
Csodium and magnesium
Diron and zinc
Answer & Solution
Correct answer: C. sodium and magnesium
Highly reactive metals (Na, K, Ca, Mg, Al) at the top of the reactivity series are extracted by electrolysis of molten salts, since chemical reducing agents can't reduce them.
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