J & K CET Medical J & K - CET Medical Solved Paper-2001

  • question_answer
    In which of the following compounds manganese has oxidation number equal to that of sulphur in manganese (II) sulphate?

    A)  potassium permanganate

    B)  manganous chloride

    C)  potassium manganite

    D)  manganese dioxide

    Correct Answer: C

    Solution :

                    Let the oxidation number of S in\[MnS{{O}_{4}}\]is\[x\] \[2+x+4(-2)=0\] \[x=+6\] In potassium manganate\[({{K}_{2}}Mn{{O}_{4}})\]the oxidation number of\[Mn\]is also +6. \[2(+1)+x+4(-2)=0\] \[x=+6\]


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