Tantalum: electronic configuration and properties
Tantalum has atomic number 73 and electronic configuration [Xe] 4f14 5d3 6s2. Explore its periodic behaviour and open the interactive atom model.
Open Tantalum in 3DKey properties of Tantalum
- Symbol
- Ta
- Atomic number
- 73
- Atomic mass
- 180.94788(2)
- Family
- transition metal
- Electronic configuration
- [Xe] 4f14 5d3 6s2
- Shell distribution
- 2, 8, 18, 32, 11, 2
- Oxidation states
- -1, 2, 3, 4, 5
- Standard state
- solid
Periodic behaviour
Atomic radius: 138 pm. Electronegativity: 1.5. First ionisation energy: 761 kJ/mol. Use these values comparatively across a period or group rather than memorising them in isolation.
NEET exam focus
For NEET, prioritise the NCERT electronic configuration, periodic position, common oxidation states, and direct trend-based comparisons involving Tantalum.
Related transition metal elements
Frequently asked questions
What is the electronic configuration of Tantalum?
Tantalum has electronic configuration [Xe] 4f14 5d3 6s2, with shell distribution 2, 8, 18, 32, 11, 2.
What are the oxidation states of Tantalum?
The listed oxidation states are -1, 2, 3, 4, 5.
How can I view the Tantalum atom in 3D?
PracticeNEET's interactive periodic table provides a rotatable schematic atom with accurate electron populations by shell.