Symbol Mt Atomic radius: pm - Fusion: kJ/Mole -
Name Meitnerium Ionic radius: pm - Boiling point: °C -
Atomic number 109 Electron affinity - Melting point: °C -
Atomic weight 268.0 1st  ion potential - Specific Heat Cap: J/(g K) -
Classification Trans metal Natural form - Thermal Cond: W/(cm K) -
Configuration [Rn]5f146d77s2 Crystal structure - Electrical Cond -
Oxidation states Synthetic Density - Abundance: mg/kg-crust Synthetic
Electronegativity - Vaporization: kJ/Mole -    
Meitnerium was discovered in 1982 by Peter Armbruster, Gottfried Münzenber and co-workers at Gesellschaft für Schwerionenforschung (GSI) in Darmstadt, Germany.  It was produced by fusing an iron-58 isotope and a bismuth-209 isotope together. Uses - no known uses