JEE Main & Advanced Chemistry Metallurgy / धातुकर्म Question Bank Roasting and Calcination

  • question_answer
    Electric furnaces are lined with magnesia because

    A) It is not affected by acids

    B) It gives oxygen on heating

    C) It melts at very high temperature

    D) It has no effect of electricity

    Correct Answer: C

    Solution :

    Not Available


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