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Zone-refining is based on the principle ...

Zone-refining is based on the principle that

A

Impurities of low boiling metals can be separated by distillation.

B

Impurities are more soluble in molten metal than in solid metal.

C

Different components of a mixture are differently adsorbed on an absorbent.

D

Vapour of volatic compound can be decomposed in pure metal.

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The correct Answer is:
B
Impurities are more soluble in molten metal than in solid metal.
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ARIHANT PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -Part III Refining and Uses of Metals (QUESTIONS FOR PRACTICE)(Multiple Choice Type Questions)
  1. Which among the following metals is refined by electrolytic method?

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  2. Zone-refining is based on the principle that

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  3. The following set of reactions are used in refining zirconium Zr ("...

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