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Banking Chemistry Metals and Non-metals / धातु और अधातु Question Bank Metals and Non-metals

  • question_answer
    The process to heat the ore in the presence of excess supply of air below its melting point is called

    A)  roasting                         

    B)  calcination

    C)  smelting             

    D)         liquation

    Correct Answer: A

    Solution :

     Not Available


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