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polyatomic ions
| Question | Answer |
|---|---|
| NH4+ | ammonium |
| C2H302- | acetate |
| NO2- | nitrite |
| N03- | nitrate |
| ClO- | hypochlorite |
| ClO2- | chlorite |
| ClO3- | chlorate |
| ClO4- | perchlorate |
| CO3 2- | carbonate |
| CrO4 2- | chromate |
| Cr207 2- | dichromate |
| HPO4 2- | hydrogen phosphate |
| C2O4 2- | oxalate |
| O2 2- | peroxide |
| SO3 2- | sulfite |
| SO4 2- | sulfate |
| S2O3 2- | thiosulfate |
| PO4 3- | phosphate |
| AsO4 3- | aresenate |
| CN- | cyanide |
| H2PO4 - | dihydrogen phosphate |
| HCO3- | hydrogen carobnate |
| HSO4- | hydrogen sulfate |
| OH- | hydroxide |
| MnO4- | permanganate |
| BrO3- | bromate |
| IO3- | iodate |