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Polyatomic ions
| Question | Answer |
|---|---|
| Ammonium | NH4^+ |
| Nitrite | NO2^- |
| Nitrate | No3^- |
| Hydroxide | OH- |
| Cyanide | CN- |
| permanganate | MnO4^- |
| hydrogen carbonate | HCO3^- |
| Hypochlorite | CLO- |
| chlorite | CLO2^- |
| Chlorate | CLO3^- |
| Perchlorate | CLO4^- |
| acetate | C2H3O2- |
| Carbonate | CO3^2- |
| sulfite | SO3^2- |
| sulfate | SO4^2- |
| Peroxide | O2^2- |
| Chromate | CrO4^2- |
| dichromate | Cr2O7^2- |
| Phosphate | Po4^3- |
| Phosphite | PO3^3- |