›› Physical and chemical properties of Einsteinium

Atomic Number:99
Element Symbol:Es
Element Name:Einsteinium
Atomic Weight:252
Group Name:Actinoid
Period Number:7 (actinoid)
Block:f-block
Ground State Configuration:[Rn] 5f11 7s2
Ground State Level:4Io15/2
Standard State:Artificially prepared
First Ionization Energy:619
Pauling Electronegativity:1.3
Allred Rochow Electronegativity:1.2
Molar Volume:28.52
Melting Point:860
Most Common Oxidation Numbers:3
Color:Unknown, but probably metallic and silvery white or grey in appearance
Classification:Metallic
Discovered By:Workers at Argonne, Los Alamos, USA, and the University of California at Berkeley, USA.
Discovered At:USA
Discovered When:1952
Origin Of Name:Named after Albert Einstein

Calculate the molecular weight of Einsteinium or molecular weight Es.

Also see the full list of chemical elements and atomic weights.


››Compounds that contain Einsteinium

Einsteinium(II) Bromide  EsBr2
Einsteinium(III) Bromide  EsBr3
Einsteinium(II) Chloride  EsCl2
Einsteinium(III) Chloride  EsCl3
Einsteinium(III) Fluoride  EsF3
Einsteinium(II) Iodide  EsI2
Einsteinium(III) Iodide  EsI3
Einsteinium(III) Oxide  Es2O3

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