interactive
Explore the elements
118 Elements
Sandbox Mode
105 Db

Dubnium

Transition Metal
Atomic Mass
[270] u
Density
Not well established
Melting Point
Not well established
Boiling Point
Not well established
State
Solid
Discovery
1970

Discovery

Discovered by Joint Institute for Nuclear Research (Russia) & Lawrence Berkeley Laboratory (USA) in 1970.

Common Uses

  • Scientific research

Interesting Facts

  • Named after Dubna, Russia, where it was discovered.
  • The naming was disputed between Russian and American scientists.
  • Only small amounts have ever been synthesized.
Back to Periodic Table
2D Model Visualization