Home 70 Yb Ytterbium back to the periodic table
 
Atomic number   70
Symbol   Yb
Atomic weight   173.04
Density [g/cm3]   6.97
Melting point [°C]   824
Boiling point [°C]   1430
1st Ionization energy [eV]   6.254
Electronic configuration   [Xe] 4f14 6s2
Oxidation number (most stable)   3, 2
Atomic radius [pm]   194
Ionic radius [pm]   86 (3+)
Abundance in crustal rocks [ppm]   3.1
Origin of the name   named after the Swedish village Ytterby
Discovery   1878 by the Swiss de Marignac
Uses   for alloys of stainless steel.
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 © 2004 Büro für angewandte Mineralogie · Dr. Stephan Rudolph · D-47918 Tönisvorst
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