›› Physical and chemical properties of Holmium

Atomic Number:67
Element Symbol:Ho
Element Name:Holmium
Atomic Weight:164.93032
Group Name:Lanthanoid
Period Number:6 (lanthanoid)
Block:f-block
Ground State Configuration:[Xe] 4f11 6s2
Ground State Level:4Io15/2
Standard State:Solid
Bond Length:348.6
Atomic Radius Empirical:175
Atomic Radius Calculated:226
Electron Affinity:50
First Ionization Energy:581.0
Pauling Electronegativity:1.23
Allred Rochow Electronegativity:1.10
Density Of Solid:8795
Molar Volume:18.74
Velocity Of Sound:2760
Youngs Modulus:65
Rigidity Modulus:26
Bulk Modulus:40
Poissons Ratio:0.23
Brinell Hardness:746
Vickers Hardness:481
Electrical Resistivity:94
Melting Point:1461
Boiling Point:2720
Thermal Conductivity:16
Coefficient Of Linear Expansion:11.2
Enthalpy Of Fusion:17.0
Enthalpy Of Vaporization:265
Enthalpy Of Atmization:301
Most Common Oxidation Numbers:3
Color:Silvery white
Classification:Metallic
Discovered By:J. L. Soret and Delafontaine
Discovered At:Switzerland
Discovered When:1878
Origin Of Name:From the Greek word Holmia meaning Sweden

Calculate the molecular weight of Holmium or molecular weight Ho.

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


››Compounds that contain Holmium

Holmium Bromide  HoBr3
Holmium Chloride  HoCl3
Holmium Fluoride  HoF3
Holmium Iodide  HoI3
Holmium Nitride  HoN
Holmium Silicide  HoSi2
Holmium Vanadate  HoVO4
Holmium Oxide  Ho2O3
Holmium Sulfide  Ho2S3