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Bohrium

Metal radioactivesynthetic
Symbol: Bh
Atomic number: 107
Atomic mass: (264.12)
Group: Transition Metal
CAS-number: 54037-14-8

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Physical data
Isotopes
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Physical data

Electronic dataThermal dataSteric data
Shells: 2, 8, 18, 32, 32, 13, 2
Orbitals: [Rn] 5f14 6d5 7s2
Electronegativity: --, --
1. Ionization potential: -- eV
2. Ionization potential: -- eV
3. Ionization potential: -- eV
Oxidation states: --
Electrical conductivity: --
Melting point: -- °C
Boiling point: -- °C
Specific heat: -- J/gK
Heat of fusion: -- kJ/mol
Heat of vaporization: -- kJ/mol
Thermal conductivity: -- W/cmK
Atomic radius: -- Å
Ionic radius: -- Å
Covalent radius: -- Å
Atomic volume: -- cm³/mol
Density (293 K): -- g/cm³
Crystal structure: --

Isotopes

NuclideAbundance [%]MassSpinHalflifeDecay modeDecay tree
262Bh 0 262.123 0 0.10s α View

Other info

Name origin:Named in honor of Niels Bohr.
Description:Synthetic radioactive metal.
Discovered by:Heavy Ion Research Laboratory (HIRL)
Year:1976
Place:Germany
Sources:Obtained by bombarding bismuth-204 with chromium-54.
Use(s):It has no significant commercial applications.