JCECE Medical JCECE Medical Solved Paper-2014

  • question_answer Cassiterite is concentrated by

    A)  levigation

    B)  electromagnetic separation

    C)  floatation.

    D)  liquefaction

    Correct Answer: B

    Solution :

     Cassiterite is tin stone \[(Sn{{O}_{2}})\] which is non-magnetic and contains wolframite, \[\text{FeW}{{\text{O}}_{\text{4}}}\](magnetic) impurities. These are separated by electromagnetic separation.      

adversite


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