NEET Chemistry
Aluminum: electronic configuration and properties
Aluminum has atomic number 13 and electronic configuration [Ne] 3s2 3p1. Explore its periodic behaviour and open the interactive atom model.
Open Aluminum in 3DKey properties of Aluminum
- Symbol
- Al
- Atomic number
- 13
- Atomic mass
- 26.9815386(8)
- Family
- metal
- Electronic configuration
- [Ne] 3s2 3p1
- Shell distribution
- 2, 8, 3
- Oxidation states
- 1, 3
- Standard state
- solid
Periodic behaviour
Atomic radius: 118 pm. Electronegativity: 1.61. First ionisation energy: 578 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 Aluminum.
Related metal elements
Frequently asked questions
What is the electronic configuration of Aluminum?
Aluminum has electronic configuration [Ne] 3s2 3p1, with shell distribution 2, 8, 3.
What are the oxidation states of Aluminum?
The listed oxidation states are 1, 3.
How can I view the Aluminum atom in 3D?
PracticeNEET's interactive periodic table provides a rotatable schematic atom with accurate electron populations by shell.