Ytterbium Element Properties

Ytterbium

f69
Tm
Thulium
f70
Yb
Ytterbium
d71
Lu
Lutetium
General
Name(Ytterbium)
Symbol(Yb)
Number(70)
Group Number(NA)
Group(Rare Earth, Lanthanides)
Block(f)
Density(6.98 g/cm3)
Atomic Weight(173.04 g/mol)
Atomic Volume(24.79 cm3/mol)
Discover(1879)


States
State(Solid)
Melting Point(1097 K)
Boiling Point(1469 K)
Triple Point(Nil)
Critical Point(Nil)
Heat of Fusion(7.66 kJ/mol)
Heat of Vaporization(159 kJ/mol)


Energies
First Ionization Energy(603.4 kJ/mole)
Second Ionization Energy(1176 kJ/mole)
Third Ionization Energy(2415 kJ/mole)
Electronegativity(1.21)
Electron Affinity(50 kJ/mole)
Specific Heat(0.15 J/gK)
Heat Atomization(152 kJ/mole atoms)


Oxidation and Electrons
Shells(2,8,18,32,8,2)
Electron Configuration([Xe] 4f14 6s2 4f14 6s2)
Minimum Oxidation Number(0)
Maximum Oxidation Number(3)
Minimum Common Oxidation Number(0)
Maximum Common Oxidation Number(3)


Appearance and Characteristics
Crystal Structure(cubic face centered)
Characteristics(soft)
Color(silvery-white)
Uses(alloys)
Hardness(Nil)
Toxicity(None)


Reactions
Reaction with Air(vigorous, =>Yb2O3)
Reaction with 6M HCl(mild, =>H2, YbCl3)
Reaction with 15M HNO3(mild, =>Yb(NO3)3)
Reaction with 6M NaOH(None)


Other Forms
Number of Isotopes(7)
Hydride(YbH2 Yb2H5)
Oxide(Yb2O3)
Chloride(YbCl2 YbCl3)


Radius
Atomic Radius(193 pm)
Ionic Radius (1+ ion)(Nil)
Ionic Radius (1- ion)(Nil)
Ionic Radius (2+ ion)(116 pm)
Ionic Radius (2- ion)(Nil)
Ionic Radius (3+ ion)(100.8 pm)


Conductivity
Thermal Conductivity(34.9 J/m-sec-deg)
Electrical Conductivity(35.7 1/mohm-cm)
Polarizability(21 A3)


Abundance
Source(Monazite(phosphate),bastnaesite)
Relation Abundance Solar System(-0.606 log)
Abundance Earths Crust(0.5 log)


f69
Tm
Thulium
f70
Yb
Ytterbium
d71
Lu
Lutetium

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