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Haryana PMT Haryana PMT Solved Paper-2004

  • 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 \[KMn{{O}_{4}}\]. \[1+n+4(-2)=0\] \[1+n-8=0\]                 \[n=+7\]


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