| 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 | ||||