Which of the following processes is used in extractive metallurgy of Magnesium?
A
Fused salt electrolysis
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B
Self-reduction
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C
Aqueous solution electrolysis
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D
Thermite reduction
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Solution
The correct option is A
Fused salt electrolysis
The reduction potential of Magnesium is lesser than that of water. Hence, aqueous electrolysis is useless - where water is reduced instead.
Only fused salt electrolysis produces magnesium.