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Seaborgium

Metal radioactivesynthetic
Symbol: Sg
Atomic number: 106
Atomic mass: (263.1186)
Group: Transition Metal
CAS-number: 54038-81-2

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Physical data

Electronic dataThermal dataSteric data
Shells: 2, 8, 18, 32, 32, 12, 2
Orbitals: [Rn] 5f14 6d4 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
261Sg 0 261.116 0 0.3s α View
263Sg 0 263.118 0 0.8s SF, α View

Other info

Name origin:Named in honor of Glenn Seaborg, American physical chemist known for research on transuranium elements.
Description:Synthetic radioactive metal.
Discovered by:Soviet Nuclear Research / University of California at Berkeley
Year:1974
Place:USSR/United States
Sources:Made by bombarding californium-249 with oxygen-18.
Use(s):It has no significant commercial applications.