JEE Mains Model Paper 4

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Question : 62 of 90

Marks: +1, -0

Zone refining is based on the principal that

impurities of low boiling metals can be separated by distillation
impurities are more soluble in molten metal than in solid metal
different components of a mixture are differently adsorbed on an adsorbent
vapour of volatile compound can be decomposed in pure metal

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