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Polyatomic Ions
the polyatomic ions you need to know for ap chemistry
| Question | Answer |
|---|---|
| iodate | IO3 (-1) |
| IO3 (-1) | iodate |
| thiosulfate | S2O3 (-2) |
| S2O3 (-2) | thiosulfate |
| oxalate | C2O4 (-2) |
| C2O4 (-2) | oxalate |
| hydrogen sulfide | HS (-1) |
| HS (-1) | hydrogen sulfide |
| sulfate | SO4 (-2) |
| SO4 (-2) | sulfate |
| ammonium | NH4 (+1) |
| NH4 (+1) | ammonium |
| acetate | C2H3O2 (-1) |
| C2H3O2 (-1) | acetate |
| sulfite | SO3 (-2) |
| SO3 (-2) | sulfite |
| chlorate | ClO3 (-1) |
| ClO3 (-1) | chlorate |
| nitrate | NO3 (-1) |
| NO3 (-1) | nitrate |
| chlorite | ClO2 (-1) |
| ClO2 (-1) | chlorite |
| nitrite | NO2 (-1) |
| NO2 (-1) | nitrite |
| hypochlorite | ClO (-1) |
| ClO (-1) | hypochlorite |
| peroxide | O2 (-2) |
| O2 (-2) | peroxide |
| perchlorate | ClO4 (-1) |
| ClO4 (-1) | perchlorate |
| bicarbonate | HCO3 (-1) |
| HCO3 (-1) | bicarbonate |
| hydroxide | OH (-1) |
| OH (-1) | hydroxide |
| cyanide | CN (-1) |
| CN (-1) | cyanide |
| permanganate | MnO4 (-1) |
| MnO4 (-1) | permanganate |
| thiocyanate | SCN (-1) |
| SCN (-1) | thiocyanate |
| dichromate | Cr2O7 (-2) |
| Cr2O7 (-2) | dichromate |
| chromate | CrO4 (-2) |
| CrO4 (-2) | chromate |
| oxide | O (-2) |
| O (-2) | oxide |
| phosphate | PO4 (-3) |
| PO4 (-3) | phosphate |
| carbonate | CO3 (-2) |
| CO3 (-2) | carbonate |