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Electronic data | Thermal data | Steric data | ||
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Shells: 2,8,18,32,32,14,2 Orbitals: [Rn] 5f14 6d6 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: -- |
| Legend Pocket calculator |
| Name origin: | Named in honor of Henri Hess, Swiss born Russian chemist known for work in thermodydamics. |
| Description: | Synthetic radioactive metal. |
| Discovered by: | Heavy Ion Research Laboratory (HIRL) |
| Year: | 1984 |
| Place: | Germany |
| Sources: | Formed by the bombardment of lead-208 with iron-58. |
| Use(s): | It has no significant commercial applications. |
| © 2000 Information | Submit an error-report | ChemGlobe |