NEET Chemistry
Nickel: electronic configuration and properties
Nickel has atomic number 28 and electronic configuration [Ar] 3d8 4s2. Explore its periodic behaviour and open the interactive atom model.
Open Nickel in 3DKey properties of Nickel
- Symbol
- Ni
- Atomic number
- 28
- Atomic mass
- 58.6934(4)
- Family
- transition metal
- Electronic configuration
- [Ar] 3d8 4s2
- Shell distribution
- 2, 8, 16, 2
- Oxidation states
- -1, 1, 2, 3, 4
- Standard state
- solid
Periodic behaviour
Atomic radius: 121 pm. Electronegativity: 1.91. First ionisation energy: 737 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 Nickel.
Related transition metal elements
Frequently asked questions
What is the electronic configuration of Nickel?
Nickel has electronic configuration [Ar] 3d8 4s2, with shell distribution 2, 8, 16, 2.
What are the oxidation states of Nickel?
The listed oxidation states are -1, 1, 2, 3, 4.
How can I view the Nickel atom in 3D?
PracticeNEET's interactive periodic table provides a rotatable schematic atom with accurate electron populations by shell.