Electrolysis is a method of chemical reduction and oxidation driven by an electric current. Metals like aluminum, which have very high melting points and form stable oxides, require electrolytic reduction for their extraction from ores.
Of the following the only metal that is produced directly from its ore by an electrical process is A) aluminum B) copper C) zirconium D) steel
Asked in Assistant Engineer (Civil) 2018 19 2018 · Topic: Metals, Minerals, Ores: Properties, Uses (Extraction of metals from concentrated ores (roasting, calcination, smelting, electrolytic reduction))
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