JEE Main & Advanced Sample Paper JEE Main Sample Paper-29

  • question_answer
    When \[C{{O}_{2}}\] gas is passed into \[{{K}_{2}}Mn{{O}_{4}}\] solution

    A) \[{{K}_{2}}Mn{{O}_{4}}\] converts into \[Mn\]

    B) \[M{{n}^{+6}}\] undergoes oxidation and reduction

    C) n-factor of \[M{{n}_{4}}^{2-}\] is 6 in this reaction

    D) Both [a] & [c]

    Correct Answer: B

    Solution :

    In Acidic medium \[f(x)\] undergoes disproportination.


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