NEET Chemistry

Mercury: electronic configuration and properties

Mercury has atomic number 80 and electronic configuration [Xe] 4f14 5d10 6s2. Explore its periodic behaviour and open the interactive atom model.

Open Mercury in 3D

Key properties of Mercury

Symbol
Hg
Atomic number
80
Atomic mass
200.59(2)
Family
transition metal
Electronic configuration
[Xe] 4f14 5d10 6s2
Shell distribution
2, 8, 18, 32, 18, 2
Oxidation states
1, 2, 4
Standard state
liquid

Periodic behaviour

Atomic radius: 149 pm. Electronegativity: 2. First ionisation energy: 1007 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 Mercury.

Related transition metal elements

Frequently asked questions

What is the electronic configuration of Mercury?

Mercury has electronic configuration [Xe] 4f14 5d10 6s2, with shell distribution 2, 8, 18, 32, 18, 2.

What are the oxidation states of Mercury?

The listed oxidation states are 1, 2, 4.

How can I view the Mercury atom in 3D?

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