Question

Volatile metals like $Zn,Cd$ and $Hg$ are purified by :

• A. liquation
• B. distillation
• C. cupellation
• D. electrolysis

Answer 1

The correct option is B distillation

Volatile metals like $Hg,Zn$ and $Cd$ are easily purified by distillation as they have low boiling points. The impure metal is heated in a retort and vapours of volatile metals are collected and condensed in a receiver leaving behind non volatile impurities in retort.