Group of Element – Metal
| Name | Symbol | Atomic Number | Atomic weigth |
|---|---|---|---|
| Aluminum | Al | 13 | 26.981539 |
| Zinc | Zn | 30 | 65.39 |
| Gallium | Ga | 31 | 69.723 |
| Germanium | Ge | 32 | 72.61 |
| Cadmium | Cd | 48 | 112.411 |
| Indium | In | 49 | 114.818 |
| Tin | Sn | 50 | 118.71 |
| Antimony | Sb | 51 | 121.757 |
| Mercury | Hg | 80 | 200.59 |
| Thallium | Tl | 81 | 204.3833 |
| Lead | Pb | 82 | 207.2 |
| Bismuth | Bi | 83 | 208.98037 |
| Polonium | Po | 84 | -208.9824 |