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Polyatomic Ions
List of Polyatomic Ions with Respective Charges
| Term | Definition |
|---|---|
| Ammonium | NH4 +1 |
| Hydronium | H3O +1 |
| Acetate | C2H3O2 -1 |
| Azide | N3 -1 |
| Hydroxide | OH -1 |
| Peroxide | O2 -2 |
| Carbonate | CO3 -2 |
| Hydrogencarbonate (bicarbonate) | HCO3 -1 |
| Chromate | CrO4 -2 |
| Dichromate | Cr2O7 -2 |
| Cyanide | CN -1 |
| Perbromate | BrO4 -1 |
| Bromate | BrO3 -1 |
| Bromite | BrO2 -1 |
| Hypobromite | BrO -1 |
| Perchlorate | ClO4 -1 |
| Chlorate | ClO3 -1 |
| Chlorite | ClO2 -1 |
| Hypochlorite | ClO -1 |
| Periodate | IO4 -1 |
| Iodate | IO3 -1 |
| Iodite | IO2 -1 |
| Hypoiodite | IO -1 |
| Permanganate | MnO4 -1 |
| Nitrate | NO3 -1 |
| Nitrite | NO2 -1 |
| Sulfate | SO4 -2 |
| Sulfite | SO3 -2 |
| Hydrogensulfate | HSO4 -1 |
| Hydrogensulfite | HSO3 -1 |
| Phosphate | PO4 -3 |
| Phosphite | PO3 -3 |
| Hydrogenphosphate | HPO4 -2 |
| Dihydrogenphosphate | H2PO3 -1 |
| Hydrogenphosphite | HPO3 -2 |
| Dihydrogenphosphite | H2PO3 -1 |