On this page I'll provide comprehensive data for Holmium. I hope you profit from it.
Holmium Overview
Name Origin
From Holmia, the Latinized name for Stockholm, Sweden.
Symbol
Ho (Holmium)Description
Fairly soft, malleable, lustrous, silvery metal.
Discovery
Discovered By: J.L. Soret
Year: 1878
Location: Switzerland
Sources
Occurs in gadolinite. Most often from monazite which is often 50% rare earth and typically 0.05% holmium.
Uses
It has very few practical applications; however, it has some unusual magnetic properties that offer some hope for future applications.
State at 20 °C
Solid
Group
Group Name: Rare EarthÂ
Group in periodic table: 0
Period in periodic table:Â 6
Atomic Number
67Learn more about the atomic number.
Atomic Mass
164,93032
Learn more about the atomic mass.
Stable Isotopes
Ho165 percent abundance: 100%
Learn more about stable isotopes.
Radioactive Isotopes
Ho161-164, Ho166-167
Learn more about radioactive isotopes.
Atomic Structure
Crystalline Structure
Hexagonal
Learn more about crystalline structure
Shells
Electrons per energy level: 2,8,18,29,8,2
Learn more about electron shells
Electron Configuration
1s2 2s2 2p6 3s2 3p6 4 s2 3 d10 4 p6 5 s2 4 d10 5 p6 6 s2 4 f11
Learn more about electron configuration.
Abbreviated Configuration
[Xe] 4f11 6s2
Learn more about abbreviated electron configuration.
Valence Electrons
3
Learn more about valence electrons
Atom Size
Atomic Radius
2.47 Ã…
Learn more about atomic radius.
Covalent Radius
1.58 Ã…
Learn more about covalent radius.
Ionic Radius
--
Learn more about ionic radius.
Molar Volume
18.7 cm³/mol
Learn more about molar volume.
Chemical Properties
Common Oxidation States
First Ionization Energy
First Ionization Potential
Second Ionization Potential
Third Ionization Potential
Physical Properties
Density
Electrical Conductivity
Thermal Conductivity
Elastic Modulus
Coefficient of Thermal Expansion
Learn more about coefficient of thermal expansion.
Heat Properties
Other heat related physical properties:
Melting Point
Boiling Point
Specific Heat
0.16 J/gK
Learn more about specific heat.
Learn more about specific heat.
Heat of Fusion
12.20 kJ/mol
Learn more about heat of fusion.
Heat of Vaporization
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Along with basic element information, it also comes with color coded info about: State (Gas, Liquid or Solid at room temperature), Groups/series details and much more...
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