Hello Tanu!
Van Arkel method is used for refining Zirconium. In this method all the impurities present in oxygen and nitrogen are removed by heating metal in an evacuated vessel with iodine.
Hope this will help you!
Thanks!
Question : Which among the following is the most widely used method for refining impure metals?
Option 1: Vapour-Phase Refining
Option 2: Poling Refining
Option 3: Electrolytic Refining
Option 4: Liquidation Refining
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