Electrometallurgy is not involved in the extraction of ___________________ from its ore?
Correct answer: D. Both B. & C.
- A. Aluminium
- B. Tin
- C. Lead
- D. Both B. & C.
Explanation
Aluminium is extracted electrolytically from alumina by the Hall-Héroult process. Tin and lead are generally obtained from their ores by pyrometallurgical reduction rather than electrolytic extraction.
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