NEET Chemistry

Dubnium: electronic configuration and properties

Dubnium has atomic number 105 and electronic configuration [Rn] 5f14 6d3 7s2. Explore its periodic behaviour and open the interactive atom model.

Open Dubnium in 3D

Key properties of Dubnium

Symbol
Db
Atomic number
105
Atomic mass
268
Family
transition metal
Electronic configuration
[Rn] 5f14 6d3 7s2
Shell distribution
2, 8, 18, 32, 32, 11, 2
Oxidation states
Not listed
Standard state
Not experimentally determined

Periodic behaviour

Atomic radius: not experimentally determined. Electronegativity: not experimentally determined. First ionisation energy: not experimentally determined. 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 Dubnium.

Related transition metal elements

Frequently asked questions

What is the electronic configuration of Dubnium?

Dubnium has electronic configuration [Rn] 5f14 6d3 7s2, with shell distribution 2, 8, 18, 32, 32, 11, 2.

What are the oxidation states of Dubnium?

No common oxidation state is listed for Dubnium in this dataset.

How can I view the Dubnium atom in 3D?

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