![[Picture]](070_g.jpg)
| Ytterbium | Symbol | Yb | | Atomic Number | 70 | Relative Atomic Mass 12C = 12.0000 | 173.054
± 0.05 [IUAC 2007] | | Atomic Radius pm | 194 | First Ionisation Energy kJ mol -1 | 603.4 | | Electronegativity | - | | Density kg m -3 | 6965 [293 K] | | Molar Volume cm 3 | 24.84 | Thermal Conductivity W m -1 K -1 | 34.9 [300 K] | | Melting Point K | 1097 | | Boiling Point K | 1466 | | Number of Isotopes | 29 | | Inner/outer Shells | | | Inner/outer Orbitals | | | Filling Orbital | | | Ground State Electron Configuration | | | Ground State Electron Configuration with free Orbitals (n=16) | ![[Picture]](070_f.jpg) | Ground State Electron Configuration with compressed Orbitals (n=96) | ![[Picture]](070_c.jpg) | | | | Singularity | | | | | | s | p | d | f | g | h | i | j | 1 | 2 | | | | | | | | 2 | 2 | 6 | | | | | | | 3 | 2 | 6 | 10 | | | | | | 4 | 2 | 6 | 10 | 14 | | | | | 5 | 2 | 6 | 10 | 14 | 18 | | | | 6 | 2 | 6 | 10 | 14 | 18 | 22 | | | 7 | | | | | | | | | 8 | | | | | | | | |
| | | | Term Symbol | 1 S 0 | | Discovery | Discovered by J.C. Galissard de Marignac (Geneva, Switzerland) in 1878 | | Name Derived From | Named after Ytterby, Sweden |
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