66
162.5 u
Dy
Dysprosium
Lanthanide
Atomic Structure
Physical State
Group
N/A
Period
6
Block
f
Electron Configuration
[Xe] 4f¹⁰ 6s²
Physical Properties
Atomic Mass:
162.5 u
Electronegativity:
1.22
Atomic Radius:
228 pm
Ionization Energy:
5.939 eV
Density:
8.55 g/cm³
Melting Point:
1680 K
Boiling Point:
2840 K
Historical Information
Discovered By:
Paul Émile Lecoq de Boisbaudran
Year Discovered:
1886