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Subjects
Science CBSE
Class 10
Metals and non-metals
Textbook based HOTS
18.
Multiple Choice Question Answer XVIII
Exercise condition:
2
m.
1.
Which method is used in purification of mercury ?
Liquation
Distillation
Chemical reduction
Electrolytic refining
2.
Which of the following methods is used for obtaining metals of very high purity ?
Zone refining
Liquation
Distillation
Electrolytic refining
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