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Meitnerium

Metall radioactivesynthetic
Symbol: Mt
Atomic number: 109
Atomic mass: (268)
Group: Übergangsmetall
CAS-number: 54038-01-6

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Physical data

Electronic dataThermal dataSteric data
Shells: 2, 8, 18, 32, 32, 15, 2
Orbitals: [Rn] 5f14 6d7 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
266Mt 0 266.138 0 ~3.4ms α View

Other info

Name origin:Benannt nach Lise Meitner.
Description:Synthetisches, radioaktives Metall.
Discovered by:Heavy Ion Research Laboratory (HIRL)
Year:1982
Place:Deutschland
Sources:Gergestellt durch Bombardierung von Wismut-209 mit Eisen-58.
Use(s):Keine signifikante kommerzielle Nutzung.