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Chemistry common ion
Common polyatomic ions
| Question | Answer |
|---|---|
| NH4+ | ammonium |
| H3O+ | hydronium |
| OH- | hydroxide |
| O2 2- | peroxide |
| O3 3- | superoxide |
| CO3 (2-) | carbonate |
| HCO3 (-) | bicarbonate or hydrogen carbonate |
| AsO4 (3-) | arsenate |
| CH3CO2 (-) | acetate |
| C2O4 (2-) | oxalate |
| CN (-) | cyanide |
| CNO (-) | cyanate |
| SCN (-) | thiocyanate |