Atomic Properties
- Atomic Number
- 21
- Atomic Mass
- 44.9560 u
- Electron Configuration
- [Ar] 3d1 4s2
- Electronegativity
- 1.36
- Block
- d-block
- Group
- 3
- Period
- 4
Physical Properties
- Phase (STP)
- solid
- Melting Point
- 1814.00 K
- Boiling Point
- 3109.00 K
- Density
- 2.9850 g/cm³
About Scandium
Lightweight transition metal; used in aerospace alloys and sports equipment.
Isotopes of Scandium
Scandium has 1 naturally occurring isotope.
| Isotope | Mass Number | Atomic Mass (u) | Abundance | Type |
|---|---|---|---|---|
| 45Sc | 45 | 44.95590828 | 100.00% | Stable |
Data source: NIH PubChem (aggregated from IUPAC, NIST)