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प्रश्न
Which of the following method is used to purify mercury, zinc and cadmium?
विकल्प
Distillation
Liquation
Oxidation
Electrorefining
MCQ
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उत्तर
Distillation
Explanation:
Mercury, zinc, and cadmium have very low boiling points. They are volatile metals. Heating turns them into vapour easily, leaving the non-volatile impurities behind.
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अध्याय 7: Metallurgy - Intext Question [पृष्ठ १४५]
