Question

On what principle is the method of zone refining of metals based? [Foreign 2014]

Answer 1

Answer:

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Explanation:

Zone refining is based on the difference in solubility of impurities in molten and solid state of the metal. Semiconductor like Si,Ge and Ga are purified by this method.

Answer 2

Answer:

Zone Refining is based on the principle that ‘Impurities are more soluble in the MELT (molten form) than in the Solid form of the metal.’