Dy
Dysprosium (Atomic Number 66)
Category: lanthanide | Period 6, Group 3 | Block: f
Rare earth metal preventing high-temperature demagnetization in EV motors.
Atomic & Physical Constants
- Standard Atomic Weight:
- 162.5001 u
- Standard State Phase:
- Solid
- Electron Configuration:
- 2, 8, 18, 28, 8, 2
- Electronegativity (Pauling):
- 1.22
- Melting Point:
- 1680 K
- Boiling Point:
- 2840 K
Historical Discovery & Real-World Applications
Industrial & Scientific Uses
EV permanent magnet thermal stabilizer, nuclear control rods
Discovery History
Discovered by Lecoq de Boisbaudran (1886).
Study Dysprosium with Socratic AI Tutor
Get step-by-step orbital hybridization, oxidation state derivations, and reaction practice questions.