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JAMIA MILLIA ISLAMIA Jamia Millia Islamia Solved Paper-2007

  • question_answer
        Which one of the following ores is best concentrated by froth-floatation method?

    A)  Magnetite         

    B)  Cassiterite

    C)  Galena                                

    D)  Malachite

    Correct Answer: C

    Solution :

                    Froth-floatation is used to concentrate sulphide ores [Galena\[(PbS)\]].


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