Element extracted from Sea water?
Correct answer: B. Magnesium
- A. Beryllium
- B. Magnesium
- C. Aluminium
- D. None of These
Explanation
Magnesium compounds are present in seawater and magnesium metal is commercially obtained from them, commonly by electrolysis of molten magnesium chloride. Beryllium and aluminium are not normally extracted from seawater on this basis.
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