Common Polyatomic Ions
Order by
23 terms
Terms | Definitions |
|---|---|
 NH₄⁺ | ammonium |
| H₃O⁺ | hydronium |
| CH₃COO⁻ | acetate |
| CN⁻ | cyanide |
| OH⁻ | hydroxide |
| ClO⁻ | hypochlorite |
| ClO₂⁻ | chlorite |
| ClO₃⁻ | chlorate |
| ClO₄⁻ | perchlorate |
| NO₂⁻ | nitrite |
| NO₃⁻ | nitrate |
| MnO₄⁻ | permanganate |
| CO₃²⁻ | carbonate |
| HCO₃⁻ | hydrogen carbonate |
| CrO₄²⁻ | chromate |
| Cr₂O₇²⁻ | dichromate |
| O₂²⁻ | peroxide |
| PO₄³⁻ | phosphate |
| HPO₄²⁻ | hydrogen phosphate |
| H₂PO₄⁻ | dihydrogen phosphate |
| SO₃²⁻ | sulfite |
| SO₄²⁻ | sulfate |
| HSO₄⁻ | hydrogen sulfate |
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