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Polyatomic Ions
| Term | Definition |
|---|---|
| nitrate ion | NO3- |
| nitrite ion | NO2- |
| phosphite ion | PO3^3- |
| phosphate ion | PO4^3- |
| sulfite ion | SO3^2- |
| sulfate ion | SO4^2- |
| ammonium ion | NH4+ |
| carbonate ion | CO3^2- |
| hydroxide ion | OH^- |
| acetate ion | C2H3O2^- |
| cyanide ion | CN^- |
| permanganate ion | MnO4^- |
| hypochlorite ion | ClO^- |
| chlorite ion | ClO2^- |
| chlorate ion | ClO3^- |
| perchlorate ion | ClO4^2- |
| chromate ion | Cr2O7^21 |
| oxalate ion | C2O4^2- |