NEET Chemistry

Lutetium: electronic configuration and properties

Lutetium has atomic number 71 and electronic configuration [Xe] 4f14 5d1 6s2. Explore its periodic behaviour and open the interactive atom model.

Open Lutetium in 3D

Key properties of Lutetium

Symbol
Lu
Atomic number
71
Atomic mass
174.9668(1)
Family
lanthanoid
Electronic configuration
[Xe] 4f14 5d1 6s2
Shell distribution
2, 8, 18, 32, 9, 2
Oxidation states
3
Standard state
solid

Periodic behaviour

Atomic radius: 160 pm. Electronegativity: 1.27. First ionisation energy: 524 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 Lutetium.

Related lanthanoid elements

Frequently asked questions

What is the electronic configuration of Lutetium?

Lutetium has electronic configuration [Xe] 4f14 5d1 6s2, with shell distribution 2, 8, 18, 32, 9, 2.

What are the oxidation states of Lutetium?

The listed oxidation states are 3.

How can I view the Lutetium atom in 3D?

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