NEET Chemistry

Xenon: electronic configuration and properties

Xenon has atomic number 54 and electronic configuration [Kr] 4d10 5s2 5p6. Explore its periodic behaviour and open the interactive atom model.

Open Xenon in 3D

Key properties of Xenon

Symbol
Xe
Atomic number
54
Atomic mass
131.293(6)
Family
noble gas
Electronic configuration
[Kr] 4d10 5s2 5p6
Shell distribution
2, 8, 18, 18, 8
Oxidation states
2, 4, 6, 8
Standard state
gas

Periodic behaviour

Atomic radius: 130 pm. Electronegativity: not experimentally determined. First ionisation energy: 1170 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 Xenon.

Related noble gas elements

Frequently asked questions

What is the electronic configuration of Xenon?

Xenon has electronic configuration [Kr] 4d10 5s2 5p6, with shell distribution 2, 8, 18, 18, 8.

What are the oxidation states of Xenon?

The listed oxidation states are 2, 4, 6, 8.

How can I view the Xenon atom in 3D?

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