LUTETIUM

LUTETIUM (71) (Solid)  176(37,000,000,000 years)B-
Atomic radius:2.25Deg. A (Quantum mech. value for a free atom)
Atomic volume:17.78 cm(3)/mol at 300Deg. Kelvin
Atomic weight:174.967 (Based on Carbon 12)
Boiling point:3668Deg. Kelvin
Covalent radius:1.56Deg. A
Crystal structure:Hexagonal
Density:9.843 g/cm(3) at 300Deg. Kelvin
Electrical conductivity:.0185 10(x6) Ohm(x.1) cm(x.1) at 293Deg. Kelvin
Electron configuration:1s(2)2s(2)p(6)3s(2)p(6)3d(1)4s(2)p(6)4d(10)5s(2)p(6)
4f(14)5d(1)6s(2)
Electronegativity:1.27 (Pauling's)
First ionization potential:5.43 V
Heat of fusion:18.6 kJ/mol at melting point
Heat of vaporization:355.9 kJ/mol at boiling point
Melting point:1936Deg. Kelvin
Oxidation states:3 basic
Specific heat capacity:.15 Jg(x.1) K(x.1) at 300Deg. Kelvin
Thermal conductivity:.164 W cm(x.1) K(x.1) at 300Deg. Kelvin
Description:A metallic element of the rare-earth group,usually associated with
ytterbium in the purification steps leading to it's isolation.

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