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Polyatomic ions
| Question | Answer |
|---|---|
| NH4(+) | ammonium |
| NO2(-) | nitrite |
| NO3(-) | nitrate |
| OH(-) | hydroxide |
| CN(-) | cyanide |
| ClO(-) | hypochlorite |
| ClO2(-) | chlorite |
| ClO3(-) | chlorate |
| ClO4(-) | perchlorate |
| C2H3O2(-) | acetate |
| CO3(2-) | carbonate |
| SO3(2-) | sulfite |
| SO4(2-) | sulfate |
| O2(2-) | peroxide |
| PO4(3-) | phosphate |
| ammonium | NH4(+) |
| nitrite | NO2(-) |
| nitrate | NO3(-) |
| hydroxide | OH(-) |
| cyanide | CN(-) |
| hypochlorite | ClO(-) |
| chlorite | ClO2(-) |
| chlorate | ClO3(-) |
| perchlorate | ClO4(-) |
| acetate | C2H3O2(-) |
| carbonate | CO3(2-) |
| sulfite | SO3(2-) |
| sulfate | SO4(2-) |
| peroxide | O2(2-) |
| phosphate | PO4(3-) |