MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryMetallurgyFlux Impurities slag The zone-refining process for purification of metals is based on
A.the difference in volatilities of the metal and the
B.the difference in fusibilities of the metal and the
D.the difference in the oxidizing abilities of the metal
Explanation
Zone refining – method is based on principle that impurities are more soluble in molten state of metal than in solid state.
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