Samarium: electronic configuration and properties
Samarium has atomic number 62 and electronic configuration [Xe] 4f6 6s2. Explore its periodic behaviour and open the interactive atom model.
Open Samarium in 3DKey properties of Samarium
- Symbol
- Sm
- Atomic number
- 62
- Atomic mass
- 150.36(2)
- Family
- lanthanoid
- Electronic configuration
- [Xe] 4f6 6s2
- Shell distribution
- 2, 8, 18, 24, 8, 2
- Oxidation states
- 2, 3
- Standard state
- solid
Periodic behaviour
Atomic radius: not experimentally determined. Electronegativity: 1.17. First ionisation energy: 545 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 Samarium.
Related lanthanoid elements
Frequently asked questions
What is the electronic configuration of Samarium?
Samarium has electronic configuration [Xe] 4f6 6s2, with shell distribution 2, 8, 18, 24, 8, 2.
What are the oxidation states of Samarium?
The listed oxidation states are 2, 3.
How can I view the Samarium atom in 3D?
PracticeNEET's interactive periodic table provides a rotatable schematic atom with accurate electron populations by shell.