LuZ =  71

From the Latin "Lutetia", meaning "Paris"
(AM) Atomic Mass 174.967  amu    Oxidation States +3
   (BP) Boiling Point 3315  °C    (MP) Melting Point 1656  °C
   (ρ) Density 9.84  g/cm3    Crystal Structure Hexagonal
   ( χ ) Electronegativity 1.2    (AR) Atomic Radius 1.6  Å
   Physical State Solid (C) Heat Capacity 0.154  J/g °C
Electronic-Config [Xe]  4f14  5d1  6s2     (I1) First Ionization E 523.52  kJ/mol
   (ΔHvap) Heat of Vaporization 414  kJ/mol     (ΔHfus) Heat of Fusion 22  kJ/mol
   Year of Discovery 1907    Location of Discovery France
(E°) Standard Potential Lu3+⇔ Lu (-2.280 V)
Stable isotopes  175Lu
Discovered/Synthesized by Georges Urbain
Natural Source The mineral/ore bastnasite, monazite, loparite
Common Uses Cancer-fighting photodynamic (light-activated) medicine
Other Info Tarnishes slowly in air and burns at 150 °C to the oxide.
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