1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
2.2 Block
2.5 Element Family
Probably Post-Transition
Lanthanide
2.6 CAS Number
541011437440304
7429905
54386242
2.8 Space Group Name
2.9 Space Group Number
3 Facts
3.1 Interesting Facts
Not Available
- Thulium metal can resist corrosion due to dry air .
- Only Tm-169 isotope of Thulium metal occur naturally.
4.2 Sources
Synthetically Produced
Found in Minerals, Mining, Ores of Minerals
4.3 History
4.3.1 Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
Per Teodor Cleve
4.3.2 Discovery
4.4 Abundance
4.4.1 Abundance In Universe
5.1.4 Abundance In Sun
~-9999 %~0.00000002 %
1E-08
0.1
6.6.3 Abundance In Meteorites
6.6.7 Abundance In Earth's Crust
8.2.4 Abundance In Oceans
8.3.3 Abundance In Humans
9 Uses
9.1 Uses & Benefits
- Currently known uses of Ununseptium metal are limited to research purpose only.
- 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.
9.1.1 Industrial Uses
9.1.2 Medical Uses
9.1.3 Other Uses
Research Purposes
Alloys, Nuclear Research, Research Purposes
9.2 Biological Properties
9.2.1 Toxicity
9.2.2 Present in Human Body
9.2.3 In Blood
9.4.5 In Bone
10 Physical
10.1 Melting Point
400.00 °C1,545.00 °C
27
3410
11.4 Boiling Point
610.00 °C1,730.00 °C
147
5660
11.5 Appearance
11.5.1 Physical State
11.5.2 Color
11.5.3 Luster
11.7 Hardness
11.7.1 Mohs Hardness
13.1.2 Brinell Hardness
13.5.3 Vickers Hardness
14.3 Speed of Sound
14.7 Optical Properties
14.7.1 Refractive Index
14.7.5 Reflectivity
14.8 Allotropes
14.8.1 α Allotropes
Not Available
Not Available
14.8.2 β Allotropes
Not Available
Not Available
14.8.3 γ Allotropes
Not Available
Not Available
15 Chemical
15.1 Chemical Formula
15.2 Isotopes
15.2.1 Known Isotopes
15.3 Electronegativity
15.3.1 Pauling Electronegativity
15.4.1 Sanderson Electronegativity
15.8.2 Allred Rochow Electronegativity
15.9.4 Mulliken-Jaffe Electronegativity
2.3.2 Allen Electronegativity
2.10 Electropositivity
2.10.1 Pauling Electropositivity
2.14 Ionization Energies
2.14.1 1st Energy Level
742.90 kJ/mol596.70 kJ/mol
375.7
26130
2.16.2 2nd Energy Level
1,785.00 kJ/mol1,160.00 kJ/mol
710.2162
28750
3.3.4 3rd Energy Level
NA2,285.00 kJ/mol
1600
34230
3.5.7 4th Energy Level
NA4,120.00 kJ/mol
2780
37066
3.5.12 5th Energy Level
3.6.2 6th Energy Level
3.7.2 7th Energy level
3.9.2 8th Energy Level
3.11.3 9th Energy Level
4.3.4 10th Energy Level
4.5.3 11th Energy Level
6.1.3 12th Energy Level
6.2.3 13th Energy Level
6.5.3 14th Energy Level
6.6.5 15th Energy Level
6.7.6 16th Energy Level
6.7.13 17th Energy Level
6.9.3 18th Energy Level
6.10.2 19th Energy Level
6.10.9 20th Energy Level
7.2.4 21st Energy Level
7.3.2 22nd Energy Level
7.4.3 23rd Energy Level
8.1.5 24th Energy Level
8.1.10 25th Energy Level
8.2.4 26th Energy Level
8.2.7 27th Energy Level
8.4.1 28th Energy Level
8.4.6 29th Energy Level
9.1.2 30th Energy Level
9.3 Electrochemical Equivalent
NA2.10 g/amp-hr
0.16812
8.3209
10.2 Electron Work Function
10.5 Other Chemical Properties
Chemical Stability, Ionization
Ionization, Radioactive Isotopes, Solubility
11 Atomic
11.1 Atomic Number
11.3 Electron Configuration
[Rn] 5f14 6d10 7s2 7p5
[Xe] 4f13 6s2
11.5 Crystal Structure
Not Known
Hexagonal Close Packed (HCP)
12.1.1 Crystal Lattice
12.2 Atom
12.2.1 Number of Protons
12.4.1 Number of Neutrons
12.10.4 Number of Electrons
13.2 Radius of an Atom
13.2.1 Atomic Radius
13.2.4 Covalent Radius
13.5.2 Van der Waals Radius
13.7 Atomic Weight
294.00 amu168.93 amu
6.94
294
13.10 Atomic Volume
NA18.10 cm3/mol
1.39
71.07
13.13 Adjacent Atomic Numbers
13.13.1 Previous Element
13.13.2 Next Element
13.14 Valence Electron Potential
13.18 Lattice Constant
NA353.75 pm
228.58
891.25
13.22 Lattice Angles
13.23 Lattice C/A Ratio
15 Mechanical
15.1 Density
15.1.1 Density At Room Temperature
7.10 g/cm39.32 g/cm3
0.534
40.7
15.6.2 Density When Liquid (at m.p.)
16.3 Tensile Strength
16.5 Viscosity
16.8 Vapor Pressure
16.8.1 Vapor Pressure at 1000 K
17.3.1 Vapor Pressure at 2000 K
17.6 Elasticity properties
17.6.1 Shear Modulus
17.8.3 Bulk Modulus
17.12.1 Young's Modulus
18.4 Poisson Ratio
18.9 Other Mechanical Properties
Unknown
Ductile, Malleable
19 Magnetic
19.1 Magnetic Characteristics
19.1.1 Specific Gravity
19.5.1 Magnetic Ordering
Paramagnetic
Paramagnetic
19.5.2 Permeability
19.7.2 Susceptibility
19.10 Electrical Properties
19.10.1 Electrical Property
19.10.2 Resistivity
19.10.4 Electrical Conductivity
NA0.02 106/cm Ω
0.00666
0.63
20.1.2 Electron Affinity
2 Thermal
2.1 Specific Heat
2.3 Molar Heat Capacity
NA27.03 J/mol·K
16.443
62.7
2.6 Thermal Conductivity
3.2 Critical Temperature
3.6 Thermal Expansion
4.5 Enthalpy
4.5.1 Enthalpy of Vaporization
NA191.00 kJ/mol
7.32
799.1
4.7.3 Enthalpy of Fusion
1.2.4 Enthalpy of Atomization
1.7 Standard Molar Entropy
NA74.00 J/mol.K
9.5
198.1