NEET Chemistry

Nitrogen: electronic configuration and properties

Nitrogen has atomic number 7 and electronic configuration [He] 2s2 2p3. Explore its periodic behaviour and open the interactive atom model.

Open Nitrogen in 3D

Key properties of Nitrogen

Symbol
N
Atomic number
7
Atomic mass
14.0067(2)
Family
nonmetal
Electronic configuration
[He] 2s2 2p3
Shell distribution
2, 5
Oxidation states
-3, -2, -1, 1, 2, 3, 4, 5
Standard state
gas

Periodic behaviour

Atomic radius: 75 pm. Electronegativity: 3.04. First ionisation energy: 1402 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 Nitrogen.

Related nonmetal elements

Frequently asked questions

What is the electronic configuration of Nitrogen?

Nitrogen has electronic configuration [He] 2s2 2p3, with shell distribution 2, 5.

What are the oxidation states of Nitrogen?

The listed oxidation states are -3, -2, -1, 1, 2, 3, 4, 5.

How can I view the Nitrogen atom in 3D?

PracticeNEET's interactive periodic table provides a rotatable schematic atom with accurate electron populations by shell.