Details : Item 215
| 1 | 2 | 3 | 4 | 5 | 6 | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Alkali metals |  |  |  |  |  |  | |||||
| Alkaline earth metal |  |  |  |  |  |  | |||||
| Transition metals I |  |  |  |  |  |  | |||||
| Transition metals II |  |  |  |  |  |  | |||||
| Transition metals III |  |  |  |  |  |  | |||||
| Transition metals IV |  |  |  |  |  |  | |||||
| Post-transition metal |  |  |  |  | | | |||||
| Metalloid | | | | | | | |||||
| Diatomic non-metal | | | | | | | |||||
| Noble gas | | | | | | | |||||
| Other | | | | | | | |||||
 | |||||||||||
| Famille : Post-transition metal/2 |
|---|
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| Aluminium |
| Symbol: Al, phase: solid, silvery gray metallic. By mass aluminium makes up about 8% of the Earth. Remarkable for its low density and ability to resist corrosion. Aluminium & its alloys are vital to the aerospace industry. |
| Properties | |
|---|---|
| Atomic number | 13 |
| Atomic weight | 26.981 |
| Melting point (K) | 933.47 |
| Boiling point (K) | 2743 |
| Speed of sound (m/s) | 5000 |
| Discovery | 1824 (H.C Orsted) |