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Polyatomic Ions
| Question | Answer |
|---|---|
| Acetate | C2H3O2- |
| Carbonate | CO3^2- |
| Hydrogen Carbonate (or bicarbonate) | HCO3- |
| Hyrdoxide | OH- |
| Nitrite | NO2- |
| Nitrate | NO3- |
| Chromate | CrO4^2- |
| Phosphate | PO4^3- |
| Hydrogen phosphate | HPO4^2- |
| Dihydrogen phosphate | H2PO4^- |
| Ammonium | NH4+ |
| Hypochlorite | ClO- |
| Chlorite | ClO2- |
| Chlorate | ClO3- |
| Perchlorate | ClO4- |
| Permaganganate | MnO4- |
| Sulfite | SO3^2- |
| Hydrogen sulfite (or bisulfite) | HSO3- |
| Sulfate | SO4^2- |
| Cyanide | CN- |
| Peroxide | O2^2- |