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Polyatomic Ions
| Name | Chemical |
|---|---|
| Ammonium | NH4 + |
| Hydronium | H3O + |
| Hydroxide | OH - |
| Peroxide | O2 2- |
| Cyanide | CN - |
| Nitrate | NO3 - |
| Acetate | CH3COO - |
| Chlorate | ClO3 - |
| Bromate | BrO3 - |
| Iodate | IO3 - |
| Sulfate | SO4 2- |
| Hydrogen Sulfate / Bisulfate | HSO4 - |
| Carbonate | CO3 2- |
| Hydrogen Carbonate / Bicarbonate | HCO3 - |
| Phosphate | PO4 3- |
| Hydrogen Phosphate | HPO4 2- |
| Dihydrogen Phosphate | H2PO4 - |
| Permanganate | MnO4 - |
| Chromate | CrO4 2- |
| Dichromate | Cr2O7 2- |
| Ammonia | NH3 |
| Water | H2O |
| Sodium Hydroxide | NaOH |
| Hydrogen Peroxide | H2O2 |
| Cyanic Acid | HCN |
| Nitric Acid | HNO3 |
| Acetic Acid | HCH3COO |
| Chloric Acid | HClO3 |
| Bromic Acid | HBrO3 |
| Iodic Acid | HIO3 |
| Sulfuric Acid | H2SO4 |
| Carbonic Acid | H2CO3 |
| Phosphoric Acid | H3PO4 |
| Perchloric Acid | HClO4 |
| Hydrochloric Acid | HCl |
| Hydrobromic Acid | HBr |
| Hydroiodic Acid | HI |