RAJASTHAN ­ PET Rajasthan PET Solved Paper-2003

  • question_answer
    Oxidation state of iron and sulphur in copper pyrite are respectively

    A)  + 2 and -2       

    B)  + 2 and - 4

    C)  + 3 and -4       

    D)  + 3 and - 6

    Correct Answer: A

    Solution :

     Oxidation state of iron and sulphur in copper pyrite\[(CuFe{{S}_{2}})\]and + 2 and- 2 respectively.


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