Terbium
Electron Configuration
|
General Properties
| Atomic Symbol | Tb |
| Atomic Weight | 158.9253 g/mol |
| Element Number | 65 |
| Standard State | Solid |
| Standard Type | Strongly Basic |
| Date of Discovery | 1843 |
| Discoverer | Mosander |
Physical Properties
| Oxidation States | 3, 4 |
| Boiling Point | 3500 K |
| Melting Point | 1629 K |
| Density | 8.23 g/cm³ |
| Electron Configuration | [Xe]4f9,6s2 |
| Acid/Base Properties | Basic |
| Crystal Structure | Hexagonal |
| Electronegativity | 1.1 |
| Heat of Vaporization | -- |
| Heat of Fusion | -- |
| Electrical Conductivity | 0.9 10^6omg-¹cm-¹ |
| Thermal Conductivity | 11.1 Wm-¹K-¹ (at 300 K) |
| Specific Heat Capacity | 0.18 Jg-¹K-¹ (at 300 K) |
| First Ionization Potential | 5.86 |
| Atomic Volume | 19.2 cm³/mol |
| Atomic Radius | 1.80 Å |
| Covalent Radius | 1.59 Å |
| Synthetic | No |