← Back to periodic table
Dysprosium (Dy)
Atomic number: 66 · Category: lanthanide · Group 3 · Period 6 · Phase: Solid
Dysprosium is a chemical element with the symbol Dy and atomic number 66. It is a rare earth element with a metallic silver luster. Dysprosium is never found in nature as a free element, though it is found in various minerals, such as xenotime.
Atomic mass: 162.5001
Density: 8.54
Melting point: 1680 K
Boiling point: 2840 K
Appearance: silvery white
Source: Wikipedia
Block: f
Molar heat: 27.7
CPK color:#1fffc7
Electronic structure
Electron configuration: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f10
Configuration (semantic): [Xe] 4f10 6s2
Shells: 2, 8, 18, 28, 8, 2
Electronegativity (Pauling): 1.22
Electron affinity: 33.96
Ionization energies: 573, 1130, 2200, 3990
Periodic position
Group: 3
Period: 6
xpos: 12
ypos: 9
Spectral/Bohr images
Image
3D Model