Extraction of Metals - Result Question 31
31. Which of the following process is used in extractive metallurgy of magnesium?
$(2002,3 M)$
(a) Fused salt electrolysis
(b) Self-reduction
(c) Aqueous solution electrolysis
(d) Thermite reduction
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Answer:
Correct Answer: 31. (a)
Solution:
- $Mg$ is extracted by electrolysis of molten $MgCl _2$.