Atomic Properties
- Atomic Number
- 13
- Atomic Mass
- 26.9820 u
- Electron Configuration
- [Ne] 3s2 3p1
- Electronegativity
- 1.61
- Block
- p-block
- Group
- 13
- Period
- 3
Physical Properties
- Phase (STP)
- solid
- Melting Point
- 933.47 K
- Boiling Point
- 2743.00 K
- Density
- 2.7000 g/cm³
About Aluminum
Most abundant metal in Earth's crust; lightweight and corrosion-resistant.
Isotopes of Aluminum
Aluminum has 1 naturally occurring isotope.
| Isotope | Mass Number | Atomic Mass (u) | Abundance | Type |
|---|---|---|---|---|
| 27Al | 27 | 26.98153853 | 100.00% | Stable |
Data source: NIH PubChem (aggregated from IUPAC, NIST)