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Polyatomic Ions
| Term | Definition |
|---|---|
| NH4+ | Ammonia |
| C2H3O2-or CH3COO- | Acetate |
| ClO3- | Chlorate |
| ClO2- | Chlorite |
| CN- | Cyanide |
| HCO3- | Hydrogen bicarbonate |
| OH- | Hydroxide |
| ClO- | Hypochlorite |
| NO3- | Nitrate |
| NO2- | Nitrite |
| ClO4- | Perchlorate |
| MnO4- | Permanganate |
| (CO3)2- | Carbonate |
| (CrO4)2- | Chromate |
| (Cr2O7)2- | Dichromate |
| (SiO3)2- | Silicate |
| SO4)2- | Sulfate |
| (SO3)2- | Sulfite |
| (PO4)3- | Phosphate |
| (PO3)3- | Phosphite |