Group Number
Not Available
Not Available
Element Family
Lanthanide
Lanthanide
Space Group Name
P63/mmc
P63/mmc
Interesting Facts
- Thulium metal can resist corrosion due to dry air .
- Only Tm-169 isotope of Thulium metal occur naturally.
- Thulium metal can resist corrosion due to dry air .
- Only Tm-169 isotope of Thulium metal occur naturally.
Sources
Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining, Ores of Minerals
Who Discovered
Per Teodor Cleve
Per Teodor Cleve
Discovery
In 1879
In 1879
Abundance In Earth's Crust
Uses & Benefits
- Thulium metal produces isotopes that emits X-rays. This isotope is used in X-ray machine.
-
Thulium element is also used in Surgical equipment like laser.
- Thulium metal produces isotopes that emits X-rays. This isotope is used in X-ray machine.
-
Thulium element is also used in Surgical equipment like laser.
Other Uses
Alloys, Nuclear Research, Research Purposes
Alloys, Nuclear Research, Research Purposes
Present in Human Body
No
No
Physical State
Solid
Solid
Color
Silvery Gray
Silvery Gray
Speed of Sound
Not Available
Not Available
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available
Pauling Electronegativity
Allred Rochow Electronegativity
Pauling Electropositivity
Electrochemical Equivalent
Electron Work Function
Not Available
Not Available
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility
Ionization, Radioactive Isotopes, Solubility
Electron Configuration
[Xe] 4f13 6s2
[Xe] 4f13 6s2
Crystal Structure
Hexagonal Close Packed (HCP)
Hexagonal Close Packed (HCP)
Crystal Lattice
HCP-Crystal-Structure-of-Thulium.jpg#100
HCP-Crystal-Structure-of-Thulium.jpg#100
Valence Electron Potential
Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Density At Room Temperature
Density When Liquid (at m.p.)
Tensile Strength
Not Available
Not Available
Viscosity
Not Available
Not Available
Other Mechanical Properties
Ductile, Malleable
Ductile, Malleable
Magnetic Ordering
Paramagnetic
Paramagnetic
Electrical Property
Conductor
Conductor
Critical Temperature
Not Available
Not Available