13
Al
Aluminium
26.9815386 | 2
8
3
|
13
Al
Aluminium
26.9815386 | 2
8
3
|
| General |
|---|
| Name | Aluminium | | Symbol | Al | | Number | 13 | | Chemical series | Other metals | | Group / Period | 13 / 3 | | Block | p-block | | CAS registry number | 7429-90-5 |
| Physical properties |
|---|
| State | solid | | Density | 2.70 g/cm3 | | Melting point | 933.47 K (660.32 °C, 1220.58 °F) | | Boiling point | 2792 K (2519°C, 4566°F) | | Critical point | |
| Atomic properties |
|---|
| Atomic Weight | 26.9815386 g/mol | | Crystal structure | cubic face centered | | Electronegativity | 1.61 | | Atomic radius | 125 pm | | Atomic radius (calculated) | 118 pm | | Electron configuration | [Ne] 3s2 3p1 | | Electrons per shell | 2, 8, 3 | | Number of protons | 13 | | Number of neutrons | 14 |
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