Skip links

Tantalum (Ta): Fun Facts and Information About the Element

What is the symbol? Ta
What is the atomic number? 73
What is the atomic weight? 180.9479
What is the melting point in Celsius? 2996
What is the boiling point in Celsius? 5425
What is the density (g/cm3)? 16.65
What year was it discovered? 1802
Who discovered the element? Anders Gustaf Ekenberg
What group is the element in? 5
What is the electron configuration? [Xe] 4f14 5d3 6s2
What is the ionization energy? 7.5496
What element category is it in? Transition Elements

Where is Tantalum Found?

Tantalum ores are found in AustraliaBrazil, Mozambique, ThailandPortugal, Nigeria, Zaire, and Canada.

What is Tantalum Used For?

Tantalum is used to make electrolytic capacitors and vacuum furnace parts, which account for about 60% of its use. The metal is also widely used to fabricate chemical process equipment, nuclear reactors, aircraft, and missile parts. It has found wide use in making surgical appliances.