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Number of halide ions among (F^(-),Cl^(-...

Number of halide ions among `(F^(-),Cl^(-),Br^(-),I^(-))` which change their oxidation number on heating with `MnO_(2)+conc.H_(2)CO_(4)`

Text Solution

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The correct Answer is:
`0003`
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Knowledge Check

  • Oxidation number of Mn in K_(2)MnO_(4) is

    A
    2
    B
    4
    C
    6
    D
    7

  • The oxidation number of Pt in [Pt(C_2H_4)Cl_3]^- is

    A
    `+1`
    B
    `+2`
    C
    `+3`
    D
    `+4`

  • Oxidation number of cobalt in [Co(NH_(3))_(6)]Cl_(2)Br is -

    A
    `+6`
    B
    Zero
    C
    `+3`
    D
    `+2`

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    Oxidation number of Co in [Co(NH_(3))_(3)(H_(2)O)_(2)Cl]^(+) is ,

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    In the complex ion, [Co(en)_(2)Br_(2)]^(+) , the oxidation number of Co is

    MnO_(2)+4H^(+)+e^(-)rarrMn^(+3)+2H_(2)O In the above reaction oxidation number of Mn change from :-

    Oxidation numbers of Mn in K_(2)MnO_(4) and MnSO_(4) are respectively

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