73 Ta 180.948 Tantalum Transition metal

A metal that shrugs off almost every acid and is biocompatible enough for surgical implants.

Atomic number
73
Atomic mass
180.948 u
Phase
Solid
Electron configuration
[Xe] 4f¹⁴ 5d³ 6s²
Melting point
3,290 K · 3,016.9 °C
Boiling point
5,731 K · 5,457.9 °C
Density
16.69 g/cm³
Electronegativity
1.5
Period / Group
6 / 5
Discovery year
1802
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