Manipal Medical Manipal Medical Solved Paper-2003

  • question_answer
    In the compounds\[KMn{{O}_{4}}\]and\[{{K}_{2}}C{{r}_{2}}{{O}_{7}},\]the highest oxidation state is of the element:

    A) \[Mn\]           

    B)  \[K\]

    C)  \[O\]              

    D)  \[Cr\]

    Correct Answer: A

    Solution :

     \[Mn\]has +7 oxidation state in KMn04. \[1+n+4(-2)=0\] \[1+n-8=0\] \[n=+7\]


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