Chemistry
Complete the following by selecting the correct option from the choices given –
(i) The metal whose oxide, which is amphoteric, is reduced to metal by carbon reduction …………… [Fe/Mg/Pb/Al]
(ii) The divalent metal whose oxide is reduced to metal by electrolysis of its fused salt is …………… [Al/Na/Mg/K]
Metallurgy
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Answer
(i) The metal whose oxide, which is amphoteric, is reduced to metal by carbon reduction — Pb.
(ii) The divalent metal whose oxide is reduced to metal by electrolysis of it's fused salt is — Mg
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