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Ions
The charges of cations and anions
| Sodium Ion | Na+ |
| Magnesium ion | Mg2+ |
| Silver ion | Ag+ |
| Iron II ion | Fe2+ |
| Iron III ion | Fe3+ |
| Copper ion | Cu2+ |
| Aluminium Ion | Al3+ |
| Lead Ion | Pb2+ |
| Zinc Ion | Zn2+ |
| Barium ion | Ba2+ |
| carbonate ion | CO3 2- |
| Chloride Ion | Cl- |
| Iodide ion | I- |
| sulfate ion | SO4 2- |
| Nitrate ion | NO3- |
| hydroxide ion | OH- |
| Hydrogen ion | H+ |
| Lithium ion | Li+ |
| Sodium ion | Na+ |
| Potassium Ion | K+ |
| Ammonium ion | NH4+ |
| Silver ion | Ag+ |
| Gold ion | Au3+ |
| Fluoride ion | F- |
| Bromide ion | Br- |
| Nitrite ion | NO2- |
| Hydrogen sulfate ion | HSO4- |
| Hydrogen Sulfite | HSO3- |
| Hydrogen Carbonate | HCO3- |
| Ethanoate | CH3COO- |
| Iodate | IO3- |
| Permanganate | MnO4- |
| Sulfite | SO3 2- |
| Sulfide | S2- |
| Dichromate | Cr2O7 2- |
| Chromate | CrO4 2- |
| Nitride | N3- |
| Phosphate | PO4 3- |