What is the Oxidation Number of Cr in Cr(CO)6? from Chemistry R
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    Redox Reactions

    Multiple Choice QuestionsShort Answer Type

    21. Suggest a list of the substances where nitrogen can exhibit oxidation states from -3 to +5?
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    22. What is the oxidation number of C in C6H6?
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    23.

    Name a comound in which oxidation number of sulphur is +6?

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    24. Calculate the oxidation number of P in Ba(H2PO2)2.
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    25.

    What is the Oxidation Number of Cr in Cr(CO)6?

    Oxidation number of CO =0
    Therefore,
    The oxidation Number of Cr in Cr(CO)6 .
    Cr(CO)6
    x + 6(0) = 0
    or  
    x = 0

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    26.

    What is the oxidation state of nitrogen in N3H?

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    27.

    What is the oxidation state of osmium (Os) in OsO4?

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    28. What is the oxidation number of cobalt in K|Co(CO)4| ?
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    29. Define oxidation and reduction in terms of oxidation number.
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    30.

    Define redox reaction in terms of oxidation number.

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