NEET Chemistry Metallurgy / धातुकर्म Question Bank Self Evaluation Test - General Principals and Process of Isolation of Elements

  • question_answer
    If an impurity in a metal has a greater affinity for oxygen and is more easily oxidised than the metal, then the purification of metal may be carried out by

    A) Poling               

    B) Zone refining

    C) Electrolytic refining

    D) Cupellation

    Correct Answer: D

    Solution :

    [d] Cupellation can be used in such a case.


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