1 Periodic Table
1.1 Symbol
1.2 Group Number
1.4 Period Number
1.5 Block
1.6 Element Family
Transition Metal
Transition Metal
1.7 CAS Number
74403377440326
7429905
54386242
1.8 Space Group Name
1.9 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.
- The only metal which burns in Nitrogen is Titanium.
- Titanium is also known as corrosion resistant metal.
2.2 Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining
2.3 History
2.3.1 Who Discovered
Not Available
W. Gregor & J. Berzelius
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
5 * 10-8 %3 * 10-4 %
5E-09
0.11
2.4.6 Abundance In Sun
~0.0000004 %~0.0004 %
1E-08
0.1
2.4.12 Abundance In Meteorites
2.4.19 Abundance In Earth's Crust
2.4.26 Abundance In Oceans
2.4.31 Abundance In Humans
3 Uses
3.1 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.
- Its alloys are used in spacecraft, aircraft and ammunition industry.
- Its pipes are used in distillation plants, submarines, hulls of big ships, etc.
3.1.1 Industrial Uses
Aerospace Industry, Automobile Industry, Electrical Industry, Electronic Industry
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
3.1.2 Medical Uses
NA
Dentistry, Surgical Instruments Manufacturing
3.1.3 Other Uses
Alloys
Alloys, Jewellery, Sculptures, Statues
3.2 Biological Properties
3.2.1 Toxicity
3.2.2 Present in Human Body
3.2.3 In Blood
0.00 Blood/mg dm-30.05 Blood/mg dm-3
0
1970
3.3.4 In Bone
4 Physical
4.1 Melting Point
3,410.00 °C1,660.00 °C
27
3410
5.2 Boiling Point
5,660.00 °C3,287.00 °C
147
5660
5.6 Appearance
5.6.1 Physical State
5.6.2 Color
Grayish White
Silvery Gray-White
5.6.3 Luster
5.7 Hardness
5.7.1 Mohs Hardness
5.7.5 Brinell Hardness
2,000.00 MPa716.00 MPa
0.14
3490
5.7.11 Vickers Hardness
3,430.00 MPa830.00 MPa
121
3430
5.8 Speed of Sound
4,620.00 m/s5,090.00 m/s
818
16200
5.11 Optical Properties
5.11.1 Refractive Index
5.11.4 Reflectivity
5.13 Allotropes
5.13.1 α Allotropes
Not Available
Not Available
5.13.2 β Allotropes
Not Available
Not Available
5.13.3 γ Allotropes
Not Available
Not Available
6 Chemical
6.1 Chemical Formula
6.2 Isotopes
6.2.1 Known Isotopes
7.2 Electronegativity
7.2.1 Pauling Electronegativity
7.3.2 Sanderson Electronegativity
7.8.2 Allred Rochow Electronegativity
7.9.1 Mulliken-Jaffe Electronegativity
7.11.1 Allen Electronegativity
8.3 Electropositivity
8.3.1 Pauling Electropositivity
8.4 Ionization Energies
8.4.1 1st Energy Level
770.00 kJ/mol658.80 kJ/mol
375.7
26130
8.4.5 2nd Energy Level
1,700.00 kJ/mol1,309.80 kJ/mol
710.2162
28750
8.7.1 3rd Energy Level
NA2,652.50 kJ/mol
1600
34230
8.8.2 4th Energy Level
NA4,174.60 kJ/mol
2780
37066
8.9.2 5th Energy Level
NA9,581.00 kJ/mol
4305.2
97510
8.10.3 6th Energy Level
NA11,533.00 kJ/mol
5715.8
105800
8.12.4 7th Energy level
NA13,590.00 kJ/mol
7226.8
114300
8.13.1 8th Energy Level
NA16,440.00 kJ/mol
8857.4
125300
8.15.2 9th Energy Level
NA18,530.00 kJ/mol
14110
134700
9.2.1 10th Energy Level
NA20,833.00 kJ/mol
17100
144300
10.1.2 11th Energy Level
NA25,575.00 kJ/mol
19900
169988
10.1.8 12th Energy Level
NA28,125.00 kJ/mol
22219
189368
10.2.5 13th Energy Level
NA76,015.00 kJ/mol
26930
76015
10.4.3 14th Energy Level
NA83,280.00 kJ/mol
29196
86450
10.5.6 15th Energy Level
NA90,880.00 kJ/mol
41987
97510
10.5.11 16th Energy Level
NA100,700.00 kJ/mol
47206
109480
10.7.2 17th Energy Level
NA109,100.00 kJ/mol
52737
122200
11.1.2 18th Energy Level
NA117,800.00 kJ/mol
58570
134810
11.2.1 19th Energy Level
NA129,900.00 kJ/mol
64702
148700
11.4.1 20th Energy Level
NA137,530.00 kJ/mol
80400
171200
11.5.1 21st Energy Level
11.7.1 22nd Energy Level
13.1.1 23rd Energy Level
14.3.1 24th Energy Level
14.3.4 25th Energy Level
14.7.3 26th Energy Level
14.10.2 27th Energy Level
14.12.2 28th Energy Level
14.12.5 29th Energy Level
15.1.1 30th Energy Level
15.2 Electrochemical Equivalent
1.14 g/amp-hr0.45 g/amp-hr
0.16812
8.3209
16.2 Electron Work Function
16.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility
Chemical Stability, Ionization
17 Atomic
17.1 Atomic Number
18.3 Electron Configuration
[Xe] 4f14 5d4 6s2
[Ar] 3d2 4s2
18.4 Crystal Structure
Body Centered Cubic (BCC)
Hexagonal Close Packed (HCP)
18.4.1 Crystal Lattice
18.5 Atom
18.5.1 Number of Protons
18.7.2 Number of Neutrons
18.16.2 Number of Electrons
19.3 Radius of an Atom
19.3.1 Atomic Radius
139.00 pm147.00 pm
112
265
19.4.1 Covalent Radius
162.00 pm160.00 pm
96
260
19.8.2 Van der Waals Radius
200.00 pm200.00 pm
139
348
19.13 Atomic Weight
183.84 amu47.87 amu
6.94
294
19.17 Atomic Volume
9.53 cm3/mol10.64 cm3/mol
1.39
71.07
20.2 Adjacent Atomic Numbers
20.2.1 Previous Element
20.2.2 Next Element
20.3 Valence Electron Potential
140.00 (-eV)95.20 (-eV)
8
392.42
20.5 Lattice Constant
316.52 pm295.08 pm
228.58
891.25
20.8 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
20.9 Lattice C/A Ratio
21 Mechanical
21.1 Density
21.1.1 Density At Room Temperature
19.25 g/cm34.51 g/cm3
0.534
40.7
22.1.2 Density When Liquid (at m.p.)
17.60 g/cm34.11 g/cm3
0.512
20
22.7 Tensile Strength
370.00 MPa434.00 MPa
2.5
11000
22.10 Viscosity
23.3 Vapor Pressure
23.3.1 Vapor Pressure at 1000 K
23.4.2 Vapor Pressure at 2000 K
0.00 (Pa)0.98 (Pa)
2.62E-10
774
23.5 Elasticity properties
23.5.1 Shear Modulus
161.00 GPa44.00 GPa
1.3
222
23.7.2 Bulk Modulus
310.00 GPa110.00 GPa
1.6
462
25.1.3 Young's Modulus
411.00 GPa116.00 GPa
1.7
528
25.5 Poisson Ratio
26.2 Other Mechanical Properties
Ductile, Malleable
Ductile
27 Magnetic
27.1 Magnetic Characteristics
27.1.1 Specific Gravity
27.3.1 Magnetic Ordering
Paramagnetic
Paramagnetic
27.3.3 Permeability
27.4.3 Susceptibility
27.7 Electrical Properties
27.7.1 Electrical Property
Superconductor
Poor Conductor
27.7.2 Resistivity
52.80 nΩ·m420.00 nΩ·m
0.18
961
27.9.3 Electrical Conductivity
0.19 106/cm Ω0.02 106/cm Ω
0.00666
0.63
27.10.3 Electron Affinity
78.60 kJ/mol7.60 kJ/mol
0
222.8
28 Thermal
28.1 Specific Heat
0.13 J/(kg K)0.52 J/(kg K)
0.11
3.6
29.3 Molar Heat Capacity
24.27 J/mol·K25.06 J/mol·K
16.443
62.7
29.5 Thermal Conductivity
173.00 W/m·K21.90 W/m·K
6.3
429
29.7 Critical Temperature
29.10 Thermal Expansion
4.50 µm/(m·K)8.60 µm/(m·K)
4.5
97
29.12 Enthalpy
29.12.1 Enthalpy of Vaporization
799.10 kJ/mol429.00 kJ/mol
7.32
799.1
29.13.1 Enthalpy of Fusion
35.23 kJ/mol15.48 kJ/mol
2.1
35.23
29.14.2 Enthalpy of Atomization
837.00 kJ/mol468.60 kJ/mol
61.5
837
29.15 Standard Molar Entropy
32.60 J/mol.K27.30 J/mol.K
9.5
198.1