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Chem Misc – Polyatomic Ions
March 24th, 2010 | 
Author: Andrew
Author: Andrew
Common Polyatomic Ions
Group 1
| NH4+ | Ammonium |
| 1 | |
| NO3– | Nitrate |
| NO2– | Nitrite |
| CO32- | Carbonate |
| CO22- | Carbonite |
| 1 | |
| SO42- | Sulfate |
| SO32- | Sulfite |
| PO43- | Phosphate |
| PO33- | Phosphite |
| 1 | |
| OH– | Hydroxide |
| CN– | Cyanide |
| C2H3O2– | Acetate |
Group 2
| H3O+ | Hydronium |
| 1 | |
| ClO4– | Perchlorate |
| ClO3– | Chlorate |
| ClO2– | Chlorite |
| ClO– | Hypochlorite |
| 1 | |
| BrO4– | Perbromate |
| BrO3– | Bromate |
| BrO2– | Bromite |
| BrO– | Hypobromite |
| 1 | |
| IO4– | Periodate |
| IO3– | Iodate |
| IO2– | Iodite |
| IO– | Hypoiodite |
Group 3
| MnO4– | Permanganate |
| CrO42- | Chromate |
| Cr2O72- | Perchromate |
| S2O32- | Thiosulfate |
| O22- | Peroxide |
Posted in Chemistry
