Atomic Properties
- Atomic Number
- 65
- Atomic Mass
- 158.9300 u
- Electron Configuration
- [Xe] 4f9 6s2
- Electronegativity
- 1.20
- Block
- f-block
- Group
- —
- Period
- 6
Physical Properties
- Phase (STP)
- solid
- Melting Point
- 1629.00 K
- Boiling Point
- 3396.00 K
- Density
- 8.2300 g/cm³
About Terbium
Used in green phosphors for displays and solid-state devices.
Isotopes of Terbium
Terbium has 1 naturally occurring isotope.
| Isotope | Mass Number | Atomic Mass (u) | Abundance | Type |
|---|---|---|---|---|
| 159Tb | 159 | 158.9253547 | 100.00% | Stable |
Data source: NIH PubChem (aggregated from IUPAC, NIST)