Monoatomic Ions Oxidation Numbers
| Name | Symbol | Oxidation number |
|---|---|---|
| hydrogen | H+1 | +1 |
| lithium | Li+1 | +1 |
| sodium | Na+1 | +1 |
| potassium | K+1 | +1 |
| rubidium | Rb+1 | +1 |
| cesium | Cs+1 | +1 |
| copper (I) | Cu+1 | +1 |
| gold (I) | Au+1 | +1 |
| silver | Ag+1 | +1 |
| thallium (I) | Tl+1 | +1 |
| mercury (I) | Hg2+2 | +1 |
| beryllium | Be+2 | +2 |
| calcium | Ca+2 | +2 |
| magnesium | Mg+2 | +2 |
| strontium | Sr+2 | +2 |
| barium | Ba+2 | +2 |
| radium | Ra+2 | +2 |
| cadmium | Cd+2 | +2 |
| mercury (II) | Hg+2 | +2 |
| cobalt (II) | Co+2 | +2 |
| copper (II) | Cu+2 | +2 |
| iron (II) | Fe+2 | +2 |
| lead (II) | Pb+2 | +2 |
| tin (II) | Sn+2 | +2 |
| chromium (II) | Cr+2 | +2 |
| nickel (II) | Ni+2 | +2 |
| zinc | Zn+2 | +2 |
| manganese (II) | Mn+2 | +2 |
| boron | B+3 | +3 |
| aluminum | Al+3 | +3 |
| gallium | Ga+3 | +3 |
| indium | In+3 | +3 |
| thallium (III) | Tl+3 | +3 |
| scandium | Sc+3 | +3 |
| iron (III) | Fe+3 | +3 |
| chromium (III) | Cr+3 | +3 |
| nickel (III) | Ni+3 | +3 |
| cobalt (III) | Co+3 | +3 |
| gold (III) | Au+3 | +3 |
| titanium (III) | Ti+3 | +3 |
| tin (IV) | Sn+4 | +4 |
| lead (IV) | Pb+4 | +4 |
| titanium (IV) | Ti+4 | +4 |
| carbon | C+4 | +4 |
| silicon | Si+4 | +4 |
| germanium | Ge+4 | +4 |
| manganese (IV) | Mn+4 | +4 |
| fluoride | F-1 | -1 |
| chloride | Cl-1 | -1 |
| bromide | Br-1 | -1 |
| iodide | I-1 | -1 |
| hydride | H-1 | -1 |
| oxide | O-2 | -2 |
| sulfide | S-2 | -2 |
| selenide | Se-2 | -2 |
| telluride | Te-2 | -2 |
| nitride | N-3 | -3 |
| phosphide | P-3 | -3 |
| carbide | C-4 | -4 |