1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Transition Metal
Transition Metal
1.6 CAS Number
74403377440155
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
2 Facts
2.1 Interesting Facts
- Tungsten element has the second highest melting point.
- Pure tungsten can easily cut down with the help of hacksaw.
- Chemical properties of Rhenium are similar to Manganese.
- Rhenium metal is created while refining Molybdenum.
2.2 Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Not Available
Masataka Ogawa
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
5 * 10-8 %2 * 10-8 %
5E-09
0.11
2.4.3 Abundance In Sun
~0.0000004 %~0.00000001 %
1E-08
0.1
3.2.4 Abundance In Meteorites
3.2.5 Abundance In Earth's Crust
4.1.1 Abundance In Oceans
4.1.2 Abundance In Humans
5 Uses
5.1 Uses & Benefits
- Tungsten and its alloys are used in high-temperature applications like welding electrodes, high-temperature furnace, etc.
- Tungsten carbide is very hard and used in metal working, mining and petroleum industry.
- Alloys of Rhenium are used as an electric contact material. It can resist withstand arc corrosion.
- Its catalysts are used in hydrogenation of fine chemicals. Its Alloy with nickel is used to produce turbine blades.
5.1.1 Industrial Uses
Aerospace Industry, Automobile Industry, Electrical Industry, Electronic Industry
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
5.1.2 Medical Uses
5.1.3 Other Uses
5.2 Biological Properties
5.2.1 Toxicity
5.2.2 Present in Human Body
5.2.3 In Blood
0.00 Blood/mg dm-3NA
0
1970
5.4.2 In Bone
6 Physical
6.1 Melting Point
3,410.00 °C3,180.00 °C
27
3410
6.2 Boiling Point
5,660.00 °C5,627.00 °C
147
5660
6.3 Appearance
6.3.1 Physical State
6.3.2 Color
Grayish White
Silvery Gray
6.3.3 Luster
6.4 Hardness
6.4.1 Mohs Hardness
6.5.1 Brinell Hardness
2,000.00 MPa1,320.00 MPa
0.14
3490
6.6.2 Vickers Hardness
3,430.00 MPa1,350.00 MPa
121
3430
6.7 Speed of Sound
4,620.00 m/s4,700.00 m/s
818
16200
7.3 Optical Properties
7.3.1 Refractive Index
7.3.2 Reflectivity
7.5 Allotropes
7.5.1 α Allotropes
Not Available
Not Available
7.5.2 β Allotropes
Not Available
Not Available
7.5.3 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
8.3.3 Sanderson Electronegativity
8.3.5 Allred Rochow Electronegativity
8.3.7 Mulliken-Jaffe Electronegativity
8.4.2 Allen Electronegativity
8.6 Electropositivity
8.6.1 Pauling Electropositivity
8.7 Ionization Energies
8.7.1 1st Energy Level
770.00 kJ/mol760.00 kJ/mol
375.7
26130
8.7.3 2nd Energy Level
1,700.00 kJ/mol1,260.00 kJ/mol
710.2162
28750
8.7.4 3rd Energy Level
NA2,510.00 kJ/mol
1600
34230
8.7.6 4th Energy Level
NA3,640.00 kJ/mol
2780
37066
8.7.8 5th Energy Level
8.7.10 6th Energy Level
8.7.12 7th Energy level
8.7.14 8th Energy Level
8.7.16 9th Energy Level
8.7.18 10th Energy Level
8.7.20 11th Energy Level
8.7.22 12th Energy Level
8.7.24 13th Energy Level
8.7.25 14th Energy Level
8.7.27 15th Energy Level
8.7.29 16th Energy Level
8.7.31 17th Energy Level
8.7.33 18th Energy Level
8.7.35 19th Energy Level
8.7.37 20th Energy Level
8.7.38 21st Energy Level
8.7.40 22nd Energy Level
8.7.42 23rd Energy Level
8.7.44 24th Energy Level
8.7.46 25th Energy Level
8.7.48 26th Energy Level
8.7.50 27th Energy Level
8.7.52 28th Energy Level
8.7.54 29th Energy Level
8.7.56 30th Energy Level
8.8 Electrochemical Equivalent
1.14 g/amp-hr0.99 g/amp-hr
0.16812
8.3209
8.9 Electron Work Function
8.11 Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility
Corrosion, Ionization, Radioactive Isotopes, Solubility
9 Atomic
9.1 Atomic Number
9.3 Electron Configuration
[Xe] 4f14 5d4 6s2
[Xe] 4f14 5d5 6s2
9.4 Crystal Structure
Body Centered Cubic (BCC)
Hexagonal Close Packed (HCP)
9.4.1 Crystal Lattice
9.5 Atom
9.5.1 Number of Protons
10.1.1 Number of Neutrons
10.4.2 Number of Electrons
10.5 Radius of an Atom
10.5.1 Atomic Radius
139.00 pm137.00 pm
112
265
10.5.3 Covalent Radius
162.00 pm151.00 pm
96
260
10.5.4 Van der Waals Radius
200.00 pm200.00 pm
139
348
10.7 Atomic Weight
183.84 amu186.21 amu
6.94
294
10.8 Atomic Volume
9.53 cm3/mol8.85 cm3/mol
1.39
71.07
10.10 Adjacent Atomic Numbers
10.10.1 Previous Element
10.10.2 Next Element
10.11 Valence Electron Potential
140.00 (-eV)180.00 (-eV)
8
392.42
10.12 Lattice Constant
316.52 pm276.10 pm
228.58
891.25
10.14 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
10.15 Lattice C/A Ratio
11 Mechanical
11.1 Density
11.1.1 Density At Room Temperature
19.25 g/cm321.02 g/cm3
0.534
40.7
11.2.1 Density When Liquid (at m.p.)
17.60 g/cm318.90 g/cm3
0.512
20
11.5 Tensile Strength
370.00 MPa1,070.00 MPa
2.5
11000
12.2 Viscosity
12.3 Vapor Pressure
12.3.1 Vapor Pressure at 1000 K
12.3.3 Vapor Pressure at 2000 K
0.00 (Pa)0.00 (Pa)
2.62E-10
774
12.5 Elasticity properties
12.5.1 Shear Modulus
161.00 GPa178.00 GPa
1.3
222
12.6.1 Bulk Modulus
310.00 GPa370.00 GPa
1.6
462
12.7.2 Young's Modulus
411.00 GPa463.00 GPa
1.7
528
12.8 Poisson Ratio
12.10 Other Mechanical Properties
Ductile, Malleable
Ductile, Malleable
13 Magnetic
13.1 Magnetic Characteristics
13.1.1 Specific Gravity
13.1.3 Magnetic Ordering
Paramagnetic
Paramagnetic
13.1.4 Permeability
13.1.5 Susceptibility
13.2 Electrical Properties
13.2.1 Electrical Property
13.2.2 Resistivity
52.80 nΩ·m193.00 nΩ·m
0.18
961
13.3.1 Electrical Conductivity
0.19 106/cm Ω0.05 106/cm Ω
0.00666
0.63
14.1.2 Electron Affinity
78.60 kJ/mol14.50 kJ/mol
0
222.8
15 Thermal
15.1 Specific Heat
0.13 J/(kg K)0.13 J/(kg K)
0.11
3.6
15.2 Molar Heat Capacity
24.27 J/mol·K25.48 J/mol·K
16.443
62.7
15.4 Thermal Conductivity
173.00 W/m·K48.00 W/m·K
6.3
429
15.5 Critical Temperature
15.6 Thermal Expansion
4.50 µm/(m·K)6.20 µm/(m·K)
4.5
97
15.7 Enthalpy
15.7.1 Enthalpy of Vaporization
799.10 kJ/mol707.10 kJ/mol
7.32
799.1
16.1.1 Enthalpy of Fusion
35.23 kJ/mol33.05 kJ/mol
2.1
35.23
16.2.1 Enthalpy of Atomization
837.00 kJ/mol791.00 kJ/mol
61.5
837
16.4 Standard Molar Entropy
32.60 J/mol.K36.90 J/mol.K
9.5
198.1