105
Db
268
Dubnium
Element 105 · 268 u · d-block
transition metal
Named after Dubna, Russia. Produced by bombarding californium with nitrogen. Extremely short-lived.
Phase (STP)
Solid
Melting Point
—
Boiling Point
—
Density
29.3 g/cm³
Electronegativity
—
Atomic Radius
—
Ionization Energy
—
Electron Affinity
—
Discovered
1967 · Joint Institute for Nuclear Research
Electron Configuration
[Rn] 5f14 6d3 7s2
Electron Orbitals
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