Chemistry-
General
Easy

Question

A metal which is refined by poling is

  1. (a) Sodium  
  2. Blister copper  
  3. (c) Zinc  
  4. Silver  

The correct answer is: Blister copper


    Poling is used for purification of metal which contain their own oxide as impurity
    e.g. C u subscript 2 end subscript O in C u; S n O subscript 2 end subscript in S n

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