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Ytterbium (Yb)
Atomic number: 70 · Category: lanthanide · Group 3 · Period 6 · Phase: Solid
Ytterbium is a chemical element with symbol Yb and atomic number 70. It is the fourteenth and penultimate element in the lanthanide series, which is the basis of the relative stability of its +2 oxidation state. However, like the other lanthanides, its most common oxidation state is +3, seen in its oxide, halides and other compounds.
Block: f
Molar heat: 26.74
CPK color:#00bf38
Electronic structure
Electron configuration: 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14
Configuration (semantic): [Xe] 4f14 6s2
Shells: 2, 8, 18, 32, 8, 2
Electronegativity (Pauling): 1.1
Electron affinity: -1.93
Ionization energies: 603.4, 1174.8, 2417, 4203
Periodic position
Group: 3
Period: 6
xpos: 16
ypos: 9
Spectral/Bohr images
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3D Model