tantalum

Atomic number: 73
Atomic weight: 180.9479
Symbol: Ta
Group number: 5
Electronic configuration: [Xe].4f¹⁴.5d³.6s²

Physical data

Standard state: solid at 298 K
Colour: grey blue
Density of solid at ambient temperature/kg m-3: 16650
Molar volume/cm3: 10.85

back >>