Element Family
Probably Post-Transition
Actinide
Interesting Facts
Tennessine is a superheavy artificial element with a very short half-life.
- Einsteinium is the transuranic element found in US.
- Only 0.01 mg of Einsteinium was synthesized in 1961.
Sources
Synthetically Produced
Made by Bombarding Uranium with Neutrons
Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
Lawrence Berkeley National Laboratory
Discovery
In 2010
In 1952
Abundance In Meteorites
-
Abundance In Earth's Crust
-
Uses & Benefits
- Currently known uses of Ununseptium metal are limited to research purpose only.
- Currently known uses of Einsteinium metal are limited to research purpose only.
Other Uses
Research Purposes
Alloys, Nuclear Research, Research Purposes
Present in Human Body
No
No
Physical State
Solid
Solid
Pauling Electronegativity
Sanderson Electronegativity
Allred Rochow Electronegativity
Mulliken-Jaffe Electronegativity
Pauling Electropositivity
Electrochemical Equivalent
Other Chemical Properties
Chemical Stability, Ionization
Ionization, Radioactive Isotopes, Radioactivity
Electron Configuration
[Rn] 5f14 6d10 7s2 7p5
[Rn] 5f11 7s2
Crystal Structure
Not Known
Face Centered Cubic (FCC)
Crystal Lattice
Unknown-Crystal-Structure-of-Ununseptium.jpg#100
FCC-Crystal-Structure-of-Einsteinium.jpg#100
Previous Element
No Previous Element
Valence Electron Potential
Density At Room Temperature
Density When Liquid (at m.p.)
Other Mechanical Properties
-
-
Magnetic Ordering
Paramagnetic
Paramagnetic
Electrical Conductivity
-
Enthalpy of Atomization
-