Oxidation no of n in cu no3 2 July 8, 2019 16 32 64 128 Oxidation number of n in cu no3 2 Oxidation of n in cu no3 2 Oxidation state of n in cu no3 2 Oxidation number of io3- Oxidation number by structure Oh oxidation number Cu(no3)2 oxidation number S2o3 oxidation number