1.

Which of the following methods are not used to refine any metal?(A) Liquation(B) Calcination(C) Electrolysis(D) Leaching(E) DistillationChoose the correct answer from the options given below:(A) B and D only(B) A, B, D and E only(C) B, D and E only(D) A, C and E only

Answer»

Correct option is (A) B and D only

Calcination and leaching are the methods of concentration of ore and not that of refining.



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