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

  • question_answer
    The process of heating the ore strongly in excess of air so that the volatile impurities are removed and the ore is changed to oxide is known as [AMU 1985; NCERT 1990]

    A) Calcination

    B) Roasting

    C) Froth floatation

    D) Leaching

    Correct Answer: B

    Solution :

    Not Available


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