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CET Karnataka Medical CET - Karnataka Medical Solved Paper-2012

  • question_answer
    The ore that is concentrated by the Froth Floatation process is

    A)  Chalcopyrites    

    B)  Cryolite

    C)  Cuprite          

    D)  Calamine

    Correct Answer: D

    Solution :

    : Froth floatation process is used for the concentration of sulphate ores. Chalcopyrites rites: \[CuFe{{S}_{2}},\]Cryolite:  \[N{{a}_{3}}Al{{F}_{6}}\] Cuprite:\[C{{u}_{2}}O\], Calamine: \[ZnC{{O}_{3}}\]


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