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Polyatomic Ions
| Term | Definition |
|---|---|
| Ammonium | (NH4)+1 |
| Hydronium | (H3O)+1 |
| Hydroxide | (OH)-1 |
| Nitrate | (NO3)-1 |
| Nitrite | (NO2)-1 |
| Carbonate | (CO3)-2 |
| Hydrogen Carbonate | (HCO3)-1 |
| Perchlorate | (ClO4)-1 |
| Chlorate | (ClO3)-1 |
| Chlorite | (ClO2)-1 |
| Hypochlorite | (ClO)-1 |
| Perbromate | (BrO4)-1 |
| Bromate | (BrO3)-1 |
| Bromite | (BrO2)-1 |
| Hypobromite | (BrO)-1 |
| Sulfate | (SO4)-2 |
| Sulfite | (SO3)-2 |
| Hydrogen Sulfate | (HSO4)-1 |
| Hydrogen Sulfite | (HSO3)-1 |
| Phosphate | (PO4)-3 |
| Hydrogen Phosphate | (HPO4)-2 |
| Dihydrogen Phosphate | (H2PO4)-1 |
| Chromate | (CrO4)-2 |
| Dichromate | (Cr2O7)-2 |
| Permanganate | (MnO4)-1 |
| Acetate | (C2H3O2)-1 |
| Cyanide | (CN)-1 |
| Oxide | (O)-2 |
| Sulfide | (S)-2 |
| Phosphide | (P)-3 |