Einsteinium information, including Technical Data, Safety Data and its high purity properties, research, applications and other useful facts are discussed below. Scientific facts such as the atomic structure, ionization energy, abundance on Earth, conductivity and thermal properties are included.
Einsteinium is a Block F, Group 3, Period 7 element. The electronic configuration is [Rn] 5f11 7s2. In its elemental form einsteinium's CAS number is 7429-92-7 The einsteinium atom has a radius of 186.pm and it's Van der Waals radius is 200.pm. Einsteinium was discovered by Albert Ghiorso in 1952. Named in honor of Albert Einstein.
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Einsteinium
Einsteinium
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EinsteiniumEinsteinium Safety Data.
The safety data for einsteinium metal, nanoparticles and its compounds can vary widely depending on the form. For potential hazard information, toxicity, and road, sea and air transportation limitations, such as DOT Hazard Class, DOT Number, EU Number, NFPA Health rating and RTECS Class, please see the specific material or compound referenced in the left margin.
Ionization Energy. The ionization energy for einsteinium (the least required energy to release a single electron from the atom in it's ground state in the gas phase) is stated in the following table: |
1st Ionization Energy |
619.44 kJ mol-1 |
2nd Ionization Energy |
- kJ mol-1 |
3rd Ionization Energy |
- kJ mol-1 |
Conductivity. As to
einsteinium's electrical and thermal conductivity, the electrical conductivity measured in terms of electrical resistivity @
20 ºC is - µOcm and its electronegativities (or its ability to draw electrons relative to other elements) is
-. The thermal conductivity of
einsteinium is - W m-1 K-1.
Thermal Properties of Einsteinium. The melting point and boiling point for einsteinium are stated below. The following chart sets forth the heat of fusion, heat of vaporization and heat of atomization. |
Heat of Fusion |
- kJ mol-1 |
Heat of Vaporization |
- kJ mol-1 |
Heat of Atomization |
150 kJ mol-1 |
| Formula | Atomic Number | Molecular Weight | Electronegativity (Pauling) | Density | Melting Point | Boiling Point |
Vanderwaals radius |
Ionic radius | Energy of first ionization |
| Es | 99 | (252) g.mol -1 | - | - g/L | 860 °C | - °C | .200 nm | - pm | 619.44 kJ.mol-1 |
| PRODUCT CATALOG | U.S. Operations | Submicron & Nanopowder | Tolling | Ultra High Purity | Sputtering Target | Crystal Growth | Rod, Plate, Powder, etc. | Foil |
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