The metal that can be purified economically by fractional distillation method is :
Solution
Zinc can be purified economically by fractional distillation.
Fractional distillation process utilises the boiling point difference
between metal and that of impurity. Using this process, crude zinc
containing Cd, Fe and Pb as impurities can be refined.
About this question
Subject: Chemistry · Chapter: p-Block Elements · Topic: Group 13: Boron Family
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