click below
click below
Normal Size Small Size show me how
Valence Number
Valence Numbers and Polyatomic Ions
Question | Answer |
---|---|
Acetate | C2H3O2 (-1) |
Ammonium | NH4 (+1) |
Carbonate | CO3 (-2) |
Chlorate | ClO3 (-1) |
Chlorite | ClO2 (-1) |
Chromate | CrO4 (-2) |
Cyanide | CN (-1) |
Dichromate | Cr2O7 (-2) |
Phosphite | PO3 (-3) |
Phosphate | PO4 (-3) |
Bicarbonate | HCO3 (-1) |
Bisulfate | HSO4 (-1) |
Hydroxide | OH (-1) |
Hypochlorite | ClO (-1) |
Perchlorate | ClO4 (-1) |
Permanganate | MnO4 (-1) |
Nitrite | NO2 (-1) |
Nitrate | NO3 (-1) |
Peroxide | O2 (-2) |
Sulfate | SO4 (-2) |
Sulfite | SO3 (-2) |
Group IA | +1 |
Group IIA | +2 |
GroupIIIA | +3 |
GroupIVA | +4 / -4 |
GroupVA | -3 |
GroupVIA | -2 |
GroupVIIA | -1 |
Chromous | Cr +2 |
Chromic | Cr +3 |
Manganous | Mn +2 |
Manganic | Mn +3 |
Ferous | Fe +2 |
Ferric | Fe +3 |
Cobaltous | Co +2 |
Cobaltic | Co +3 |
Nickelous | Ni +2 |
Nickelic | Ni +4 |
Cuprous | Cu +1 |
Cupric | Cu. +2 |
Stannous | Sn +2 |
Stannic | Sn +4 |
Plumbous | Pb +2 |
Plumbic | Pb +4 |
Group B elements have a valence number of__ and group B elements with slippage have a valence number of ____ | +2 +1 (slippage) |