1 Periodic Table
1.1 Symbol
1.2 Group Number
1.5 Period Number
1.7 Block
1.8 Element Family
1.9 CAS Number
74401117440304
7429905
54386242
2.2 Space Group Name
2.3 Space Group Number
3 Facts
3.1 Interesting Facts
- Mendelevium metal is synthetically produced metal.
- Mendelevium metal has been produced in only trace amount.
- Thulium metal can resist corrosion due to dry air .
- Only Tm-169 isotope of Thulium metal occur naturally.
3.2 Sources
Bombarding Einsteinium with Helium Ions
Found in Minerals, Mining, Ores of Minerals
3.3 History
3.3.1 Who Discovered
Lawrence Berkeley National Laboratory
Per Teodor Cleve
3.3.2 Discovery
3.4 Abundance
3.4.1 Abundance In Universe
3.7.4 Abundance In Sun
~-9999 %~0.00000002 %
1E-08
0.1
4.3.2 Abundance In Meteorites
4.3.5 Abundance In Earth's Crust
4.3.10 Abundance In Oceans
5.2.2 Abundance In Humans
6 Uses
6.1 Uses & Benefits
- Currently known uses of Mendelevium 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.
6.1.1 Industrial Uses
6.1.2 Medical Uses
6.1.3 Other Uses
NA
Alloys, Nuclear Research, Research Purposes
6.2 Biological Properties
6.2.1 Toxicity
6.2.2 Present in Human Body
6.2.3 In Blood
0.00 Blood/mg dm-3NA
0
1970
6.3.2 In Bone
7 Physical
7.1 Melting Point
827.00 °C1,545.00 °C
27
3410
7.3 Boiling Point
7.5 Appearance
7.5.1 Physical State
7.5.2 Color
7.5.3 Luster
7.7 Hardness
7.7.1 Mohs Hardness
7.7.4 Brinell Hardness
7.7.8 Vickers Hardness
7.8 Speed of Sound
7.10 Optical Properties
7.10.1 Refractive Index
7.10.3 Reflectivity
7.11 Allotropes
7.11.1 α Allotropes
Not Available
Not Available
7.11.2 β Allotropes
Not Available
Not Available
7.11.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
8.2 Isotopes
8.2.1 Known Isotopes
8.3 Electronegativity
8.3.1 Pauling Electronegativity
8.3.4 Sanderson Electronegativity
8.4.1 Allred Rochow Electronegativity
8.5.1 Mulliken-Jaffe Electronegativity
9.4.2 Allen Electronegativity
9.5 Electropositivity
9.5.1 Pauling Electropositivity
9.6 Ionization Energies
9.6.1 1st Energy Level
635.00 kJ/mol596.70 kJ/mol
375.7
26130
9.7.3 2nd Energy Level
1,235.00 kJ/mol1,160.00 kJ/mol
710.2162
28750
9.8.1 3rd Energy Level
2,470.00 kJ/mol2,285.00 kJ/mol
1600
34230
9.9.1 4th Energy Level
3,840.00 kJ/mol4,120.00 kJ/mol
2780
37066
9.12.1 5th Energy Level
9.14.1 6th Energy Level
10.1.3 7th Energy level
10.1.4 8th Energy Level
10.2.1 9th Energy Level
10.3.1 10th Energy Level
10.4.2 11th Energy Level
10.4.4 12th Energy Level
10.5.2 13th Energy Level
10.5.4 14th Energy Level
10.5.6 15th Energy Level
10.5.7 16th Energy Level
10.6.1 17th Energy Level
11.1.2 18th Energy Level
11.1.5 19th Energy Level
11.1.7 20th Energy Level
11.1.8 21st Energy Level
11.2.3 22nd Energy Level
11.2.4 23rd Energy Level
11.2.6 24th Energy Level
11.2.7 25th Energy Level
11.2.9 26th Energy Level
11.2.10 27th Energy Level
12.1.1 28th Energy Level
12.1.2 29th Energy Level
12.2.1 30th Energy Level
12.4 Electrochemical Equivalent
3.21 g/amp-hr2.10 g/amp-hr
0.16812
8.3209
12.5 Electron Work Function
12.7 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Ionization, Radioactive Isotopes, Solubility
13 Atomic
13.1 Atomic Number
13.3 Electron Configuration
[Rn] 5f13 7s2
[Xe] 4f13 6s2
13.4 Crystal Structure
Not Known
Hexagonal Close Packed (HCP)
13.4.1 Crystal Lattice
13.5 Atom
13.5.1 Number of Protons
13.6.2 Number of Neutrons
13.6.4 Number of Electrons
13.7 Radius of an Atom
13.7.1 Atomic Radius
13.7.2 Covalent Radius
13.8.1 Van der Waals Radius
13.9 Atomic Weight
258.00 amu168.93 amu
6.94
294
13.10 Atomic Volume
NA18.10 cm3/mol
1.39
71.07
13.11 Adjacent Atomic Numbers
13.11.1 Previous Element
13.11.2 Next Element
13.12 Valence Electron Potential
13.13 Lattice Constant
NA353.75 pm
228.58
891.25
13.14 Lattice Angles
13.15 Lattice C/A Ratio
14 Mechanical
14.1 Density
14.1.1 Density At Room Temperature
14.1.2 Density When Liquid (at m.p.)
14.2 Tensile Strength
14.3 Viscosity
14.4 Vapor Pressure
14.4.1 Vapor Pressure at 1000 K
14.4.2 Vapor Pressure at 2000 K
14.5 Elasticity properties
14.5.1 Shear Modulus
14.5.2 Bulk Modulus
14.5.3 Young's Modulus
14.6 Poisson Ratio
14.7 Other Mechanical Properties
Unknown
Ductile, Malleable
15 Magnetic
15.1 Magnetic Characteristics
15.1.1 Specific Gravity
15.1.2 Magnetic Ordering
15.1.3 Permeability
15.1.4 Susceptibility
15.2 Electrical Properties
15.2.1 Electrical Property
15.2.2 Resistivity
15.2.3 Electrical Conductivity
NA0.02 106/cm Ω
0.00666
0.63
15.2.4 Electron Affinity
16 Thermal
16.1 Specific Heat
16.2 Molar Heat Capacity
NA27.03 J/mol·K
16.443
62.7
16.3 Thermal Conductivity
16.4 Critical Temperature
16.5 Thermal Expansion
16.6 Enthalpy
16.6.1 Enthalpy of Vaporization
NA191.00 kJ/mol
7.32
799.1
16.6.2 Enthalpy of Fusion
16.6.3 Enthalpy of Atomization
16.7 Standard Molar Entropy
NA74.00 J/mol.K
9.5
198.1