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Polyatomic Ions
| Term | Definition |
|---|---|
| Ammonium | NH4 + |
| Carbonate | CO3 2- |
| Hydroxide | OH- |
| Nitrate | NO3 - |
| Phosphate | PO4 3- |
| Sulfate | SO4 2- |
| Bicarbonate | HCO3- |
| Chlorate | ClO3- |
| Cyanide | CN- |
| Chromate | CrO4 2- |
| Dichromate | Cr2O7 2- |
| Permanganate | MnO4- |