Tantalum is a metal element with the symbol Ta and atomic number 73. It has a melting point of 3290 K and boiling point of 5731 K. Tantalum is used to make filaments for incandescent lamps, parts for electrical components like contactors and rectifiers, and electrolytic capacitors. It is also used to make surgical instruments and implants due to its biocompatibility and corrosion resistance.

1. 73
Tantalum -
Tantalio
Mass: 180,9479 u
(Xe) 4f14
5d3
6s2
Melting point: 3290 K
Boiling point: 5731 K
Density: 16,61 g/cm3
Discovery: Nils Gabriel Sefström, 1802
It is used for filaments for incandescent lamps, parts for
contactors, rectifiers and electrolytic capacitors. Also it's used
for making surgical instruments and implants