NEET Chemistry
Gallium: electronic configuration and properties
Gallium has atomic number 31 and electronic configuration [Ar] 3d10 4s2 4p1. Explore its periodic behaviour and open the interactive atom model.
Open Gallium in 3DKey properties of Gallium
- Symbol
- Ga
- Atomic number
- 31
- Atomic mass
- 69.723(1)
- Family
- metal
- Electronic configuration
- [Ar] 3d10 4s2 4p1
- Shell distribution
- 2, 8, 18, 3
- Oxidation states
- 1, 2, 3
- Standard state
- solid
Periodic behaviour
Atomic radius: 126 pm. Electronegativity: 1.81. First ionisation energy: 579 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 Gallium.
Related metal elements
Frequently asked questions
What is the electronic configuration of Gallium?
Gallium has electronic configuration [Ar] 3d10 4s2 4p1, with shell distribution 2, 8, 18, 3.
What are the oxidation states of Gallium?
The listed oxidation states are 1, 2, 3.
How can I view the Gallium atom in 3D?
PracticeNEET's interactive periodic table provides a rotatable schematic atom with accurate electron populations by shell.