The artificial element darmstadtium, is named after the German city of Darmstadt, home of the Heavy Ion Research Institute, where this element was first obtained. A team led by physicist Sigurd Hofmann created darmstatium by colliding nickel atoms with lead atoms in a particle accelerator.
Summary of properties (Ds)
Atomic weight | [281] |
Discoverer (year) | Armbruster, Paula & Muenzenberg, Dr. Gottfried (1994) |
Natural form | metallic solid (-) |
Electron configuration | [Rn] 7s25f 14 6d8 |
Melting point (ºC) | |
Boiling point (ºC) | |
Abundance in earth's crust (ppm) | synthetic |
Isotope (abundance) | |
Density g/cm3 | |
Van der Waals radius (pm) | |
Covalent radius (pm) | 128 |
Electronegativity (Pauling) | |
Vaporization enthalpy (kJ/mol) | - |
Enthalpy of fusion (kJ/mol) | - |
Specific heat capacity (J/g·K) at 25ºC and 1 atm | - |
Thermal conductivity (W/cm·K) at 25ºC and 1 atm | - |
Oxidation state | |
Electron affinity (eV) | |
1st Ionization potential (eV) |