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Ions & Polyatomics
Common Ions & Polyatomics
| Question | Answer |
|---|---|
| Lithium | Li + |
| Sodium | Na + |
| Potassium | K + |
| Beryllium | Be +2 |
| Magnesium | Mg +2 |
| Calcium | Ca +2 |
| Ammonium | NH4 + |
| Copper (I) | Cu + |
| Copper (II) | Cu +2 |
| Iron (II) | Fe +2 |
| Iron (III) | Fe +3 |
| Lead (II) | Pb +2 |
| Lead (IV) | Pb +4 |
| Mercury (I) | Hg2 +2 or Hg + |
| Mercury (II) | Hg +2 |
| Nickel (II) | Ni +2 |
| Tin (II) | Sn +2 |
| Tin (IV) | Sn +4 |
| Zinc | Zn +2 |
| Cadmium | Cd +2 |
| Silver | Ag + |
| Aluminum | Al +3 |
| Hydrogen | H + |
| Oxide | O -2 |
| Sulfide | S -2 |
| Fluoride | F - |
| Chloride | Cl - |
| Acetate | C2H3O2 - |
| Carbonate | CO3 -2 |
| Hydrogen carbonate (bicarbonate) | HCO3 - |
| Chlorate | ClO3 - |
| Chromate | CrO4 -2 |
| Hydroxide | OH - |
| Nitrate | NO3 - |
| Nitrite | NO2 - |
| Oxalate | C2O4 -2 |
| Permanganate | MnO4 - |
| Phosphate | PO4 -3 |
| Sulfate | SO4 -2 |
| Sulfite | SO3 -2 |
| Hydride | H- |