Tb
Terbium (Atomic Number 65)
Category: lanthanide | Period 6, Group 3 | Block: f
Rare earth metal emitting brilliant green luminescence.
Atomic & Physical Constants
- Standard Atomic Weight:
- 158.925352 u
- Standard State Phase:
- Solid
- Electron Configuration:
- 2, 8, 18, 27, 8, 2
- Electronegativity (Pauling):
- 1.1
- Melting Point:
- 1629 K
- Boiling Point:
- 3396 K
Historical Discovery & Real-World Applications
Industrial & Scientific Uses
Green screen phosphors, Terfenol-D sonar transducers
Discovery History
Discovered by Carl Gustaf Mosander (1843).
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