›› Physical and chemical properties of Erbium

Atomic Number:68
Element Symbol:Er
Element Name:Erbium
Atomic Weight:167.259
Group Name:Lanthanoid
Period Number:6 (lanthanoid)
Block:f-block
Ground State Configuration:[Xe] 4f12 6s2
Ground State Level:3H6
Standard State:Solid
Bond Length:346.8
Atomic Radius Empirical:175
Atomic Radius Calculated:226
Electron Affinity:50
First Ionization Energy:589.3
Pauling Electronegativity:1.24
Allred Rochow Electronegativity:1.11
Density Of Solid:9066
Molar Volume:18.46
Velocity Of Sound:2830
Youngs Modulus:70
Rigidity Modulus:28
Bulk Modulus:44
Poissons Ratio:0.24
Brinell Hardness:814
Vickers Hardness:589
Electrical Resistivity:86
Melting Point:1497
Boiling Point:2868
Thermal Conductivity:15
Coefficient Of Linear Expansion:12.2
Enthalpy Of Fusion:19.9
Enthalpy Of Vaporization:285
Enthalpy Of Atmization:317
Most Common Oxidation Numbers:3
Color:Silvery white
Classification:Metallic
Discovered By:Carl G. Mosander
Discovered At:Sweden
Discovered When:1842
Origin Of Name:Named after the village of Ytterby near Vaxholm in Sweden

Calculate the molecular weight of Erbium or molecular weight Er.

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


››Compounds that contain Erbium

Erbium(III) Boride  ErB4
Erbium(III) Bromide  ErBr3
Erbium(III) Chloride  ErCl3
Erbium(III) Chloride Hexahydrate  ErCl3.6H2O
Erbium(III) Fluoride  ErF3
Erbium(III) Hydride  ErH3
Erbium(III) Iodide  ErI3
Erbium(III) Nitride  ErN
Erbium(III) Niobate  ErNbO4
Erbium(II) Sulfide  ErS
Erbium(II) Telluride  ErTe
Erbium(III) Vanadate  ErVO4
Erbium(III) Oxide  Er2O3
Erbium(III) Sulfate  Er2(SO4)3
Erbium(III) Sulfide  Er2S3
Erbium(III) Telluride  Er2Te3