JEE Main & Advanced Chemistry Metallurgy / धातुकर्म Question Bank Concentration

  • question_answer
    Copper pyrites are concentrated by [MNR 1995; UPSEAT 1999; AMU 1999; MP PMT 2003]

    A) Electromagnetic method

    B) Gravity method

    C) Froth floatation process

    D) All the above methods

    Correct Answer: C

    Solution :

    Sulphides ores are always concentrated by froth floatation process


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