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

  • question_answer
    Calcination is the process of heating the ore

    A)  in a blast furnace          

    B)  in absence of air  

    C)  in presence of air

    D)         none of these

    Correct Answer: B

    Solution :

     Not Available


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