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Poly-atomic Ions
| Question | Answer |
|---|---|
| NH4+ | ammonium |
| NO2- | nitrite |
| NO3- | nitrate |
| SO3(2-) | sulfite |
| SO4(2-) | sulfate |
| OH- | hydroxide |
| CN- | cyanide |
| PO4(3-) | phosphate |
| CO3(2-) | carbonate |
| O2(2-) | peroxide |
| ClO- | hypochloride |
| ClO2- | chlorite |
| ClO3- | chlorate |
| ClO4- | percholate |
| C2H3O2- | acetate |
| Mn04- | permanganate |
| CrO4(2-) | chromate |
| Cr2o7(2-) | dichromate |
| HPO4(2-) | hydrogen phosphate |
| H2PO4- | dihydrogen phosphate |
| HSO4- | hydrogen sulfate |
| HCO3- | bicarbonate |