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JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank Numerical Value Type Questions - Co-ordination Compound, d & f-block

  • question_answer
    In alkaline \[{{H}_{2}}{{O}_{2}}\] , \[C{{r}_{2}}O_{7}^{2-}\] changes to tetraperoxo species \[Cr{{O}_{8}}^{-3}\] having oxidation number of Cr as?.

    Answer:

    5.00


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