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Ionic charges of some common elements
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| A | B |
| lithium ion | Li +1 |
| sodium ion | Na +1 |
| potassium ion | K +1 |
| rubidium ion | Rb +1 |
| cesium ion | Cs +1 |
| beryllium ion | Be +2 |
| magnesium ion | Mg +2 |
| calcium ion | Ca +2 |
| strontium ion | Sr +2 |
| barium ion | Ba +2 |
| aluminum ion | Al +3 |
| nitride ion | N -3 |
| phosphide ion | P -3 |
| arsenide ion | As -3 |
| oxide ion | O -2 |
| sulfide ion | S -2 |
| selenide ion | Se -2 |
| fluoride ion | F -1 |
| chloride ion | Cl -1 |
| bromide ion | Br -1 |
| iodide ion | I -1 |
| copper (I) ion | Cu +1 |
| copper (II) ion | Cu +2 |
| iron (II) ion | Fe +2 |
| iron (III) ion | Fe +3 |
| mercury (I) ion | Hg2 +2 |
| mercury (II) ion | Hg +2 |
| lead (II) ion | Pb +2 |
| lead (IV) ion | Pb +4 |
| tin (II) ion | Sn +2 |
| tin (IV) ion | Sn +4 |
| chromium (II) ion | Cr +2 |
| chromium (III) ion | Cr +3 |
| manganese (II) ion | Mn +2 |
| manganese (III) ion | Mn +3 |
| cobalt (II) ion | Co +2 |
| cobalt (III) ion | Co +3 |
| silver ion | Ag +1 |
| zinc ion | Zn +2 |
| hydride ion | H -1 |
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