Symbol | Db | Atomic radius: pm | - | Fusion: kJ/Mole | - |
Name | Dubnium | Ionic radius: pm | - | Boiling point: °C | - |
Atomic number | 105 | Electron affinity | - | Melting point: °C | - |
Atomic weight | 262.0 | 1st ion potential | - | Specific Heat Cap: J/(g K) | - |
Classification | Trans metal | Natural form | - | Thermal Cond: W/(cm K) | - |
Configuration | [Rn]5f146d37s2 | Crystal structure | - | Electrical Cond | - |
Oxidation states | Synthetic | Density | - | Abundance: mg/kg-crust | Synthetic |
Electronegativity | - | Vaporization: kJ/Mole | - | ||
Dubnium was discovered in 1967 at the Nuclear Institute at Dubna in the USSR and the University of California at Berkeley. It was obtained by collisions of californium-249 ions and nitrogen-15 ions. Original name was to be "Hahnium". |
Uses - no known uses
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