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Polyatomic Ions
| Question | Answer |
|---|---|
| Ammonium | NH4 +1 |
| Acetate | C2H3O2 -1 |
| Bicarbonate or Hydrogen Bicarbonate | HCO3 -1 |
| Perchlorate | ClO4 -1 |
| Chlorate | ClO3 -1 |
| Chlorite | ClO2 -1 |
| Hypochlorite | ClO -1 |
| Cyanide | CN -1 |
| Hydroxide | OH -1 |
| Nitrate | NO3 -1 |
| Nitrite | NO2 -1 |
| Permanganate | MnO4 -1 |
| Carbonate | CO3 -2 |
| Chromate | CrO4 -2 |
| Dichromate | Cr2O7 -2 |
| Sulfate | SO4 -2 |
| Sulfite | SO3 -2 |
| Phosphate | PO4 -3 |
| Phosphite | PO3 -3 |