NEET Chemistry

Cadmium: electronic configuration and properties

Cadmium has atomic number 48 and electronic configuration [Kr] 4d10 5s2. Explore its periodic behaviour and open the interactive atom model.

Open Cadmium in 3D

Key properties of Cadmium

Symbol
Cd
Atomic number
48
Atomic mass
112.411(8)
Family
transition metal
Electronic configuration
[Kr] 4d10 5s2
Shell distribution
2, 8, 18, 18, 2
Oxidation states
2
Standard state
solid

Periodic behaviour

Atomic radius: 148 pm. Electronegativity: 1.69. First ionisation energy: 868 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 Cadmium.

Related transition metal elements

Frequently asked questions

What is the electronic configuration of Cadmium?

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

What are the oxidation states of Cadmium?

The listed oxidation states are 2.

How can I view the Cadmium atom in 3D?

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