NEET Chemistry
Phosphorus: electronic configuration and properties
Phosphorus has atomic number 15 and electronic configuration [Ne] 3s2 3p3. Explore its periodic behaviour and open the interactive atom model.
Open Phosphorus in 3DKey properties of Phosphorus
- Symbol
- P
- Atomic number
- 15
- Atomic mass
- 30.973762(2)
- Family
- nonmetal
- Electronic configuration
- [Ne] 3s2 3p3
- Shell distribution
- 2, 8, 5
- Oxidation states
- -3, -2, -1, 1, 2, 3, 4, 5
- Standard state
- solid
Periodic behaviour
Atomic radius: 106 pm. Electronegativity: 2.19. First ionisation energy: 1012 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 Phosphorus.
Related nonmetal elements
Frequently asked questions
What is the electronic configuration of Phosphorus?
Phosphorus has electronic configuration [Ne] 3s2 3p3, with shell distribution 2, 8, 5.
What are the oxidation states of Phosphorus?
The listed oxidation states are -3, -2, -1, 1, 2, 3, 4, 5.
How can I view the Phosphorus atom in 3D?
PracticeNEET's interactive periodic table provides a rotatable schematic atom with accurate electron populations by shell.