TaZ =  73

From the Greek "Tantalus", meaning "Tantalus"
(AM) Atomic Mass 180.85  amu    Oxidation States +5
   (BP) Boiling Point 5425  °C    (MP) Melting Point 2996  °C
   (ρ) Density 16.63  g/cm3    Crystal Structure Body Centered Cubic
   ( χ ) Electronegativity 1.5    (AR) Atomic Radius 1.38  Å
   Physical State Solid (C) Heat Capacity 0.14  J/g °C
Electronic-Config [Xe]  4f14  5d3  6s2     (I1) First Ionization E 761.27  kJ/mol
   (ΔHvap) Heat of Vaporization 732.8  kJ/mol     (ΔHfus) Heat of Fusion 36.57  kJ/mol
   Year of Discovery 1802    Location of Discovery Sweden
(E°) Standard Potential Ta3+⇔ Ta (-0.600 V)
Stable isotopes  181Ta
Discovered/Synthesized by Anders Gustaf Ekenberg
Natural Source The mineral/ore tantalite-columbite
Common Uses Labware, surgical tools, artificial joints, capacitors, mobile phones
Other Info Contributed to making cell phones smaller and lighter
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