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Tungsten vs Darmstadtium

Tungsten
Darmstadtium
Darmstadtium vs Tungsten


Periodic Table
Symbol
W  
Ds  
Group Number
6  
12
10  
8
Period Number
6  
7  
Block
d block  
d block  
Element Family
Transition Metal  
Probably Transition  
CAS Number
7440337  
99+
54083771  
8
Space Group Name
Im_ 3m  
-  
Space Group Number
229.00  
2
166.00  
9
Facts
Interesting Facts
  • Tungsten element has the second highest melting point.
  • Pure tungsten can easily cut down with the help of hacksaw.
  
Darmstadtium is a synthetic element that is highly radioactive.  
Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals  
Synthetically Produced  
History
  
  
Who Discovered
-  
Gesellschaft für Schwerionenforschung  
Discovery
In 1781  
In 1994  
Abundance
  
  
Abundance In Universe
0.00 %  
28
0.00 %  
40
Abundance In Sun
0.00 %  
23
-  
Abundance In Meteorites
0.00 %  
39
0.00 %  
99+
Abundance In Earth's Crust
0.00 %  
39
-  
Abundance In Oceans
0.00 %  
18
-  
Abundance In Humans
0.00 %  
24
-  
Uses
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.
  
  • Currently known uses of Darmstadtium metal are limited to research purpose only. As only few atoms of this metal are produced.
  
Industrial Uses
Aerospace Industry, Automobile Industry, Electrical Industry, Electronic Industry  
-  
Medical Uses
-  
-  
Other Uses
Alloys  
Research Purposes  
Biological Properties
  
  
Toxicity
Non Toxic  
-  
Present in Human Body
Yes  
No  
In Blood
0.00 Blood/mg dm-3  
31
0.00 Blood/mg dm-3  
40
In Bone
0.00 p.p.m.  
40
0.00 p.p.m.  
99+
Physical
Melting Point
3,410.00 °C  
1
-  
Boiling Point
5,660.00 °C  
1
0.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Grayish White  
-  
Luster
Lustrous  
Unknown Luster  
Hardness
  
  
Mohs Hardness
7.50  
2
6.00  
6
Brinell Hardness
2,000.00 MPa  
4
350.00 MPa  
36
Vickers Hardness
3,430.00 MPa  
3
500.00 MPa  
35
Speed of Sound
4,620.00 m/s  
20
5,090.00 m/s  
13
Optical Properties
  
  
Refractive Index
2.10  
11
1.30  
99+
Reflectivity
62.00 %  
21
50.00 %  
31
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
W  
Ds  
Isotopes
  
  
Known Isotopes
33  
6
9  
29
Electronegativity
  
  
Pauling Electronegativity
2.36  
3
1.10  
99+
Sanderson Electronegativity
0.98  
99+
1.30  
25
Allred Rochow Electronegativity
1.40  
20
1.10  
31
Mulliken-Jaffe Electronegativity
2.36  
3
1.10  
99+
Allen Electronegativity
1.47  
33
1.10  
99+
Electropositivity
  
  
Pauling Electropositivity
1.64  
99+
2.20  
39
Ionization Energies
  
  
1st Energy Level
770.00 kJ/mol  
16
955.20 kJ/mol  
5
2nd Energy Level
1,700.00 kJ/mol  
30
1,891.10 kJ/mol  
16
3rd Energy Level
2,045.40 kJ/mol  
99+
3,029.60 kJ/mol  
25
4th Energy Level
7,700.00 kJ/mol  
8
3,955.90 kJ/mol  
99+
5th Energy Level
7,700.00 kJ/mol  
17
5,113.70 kJ/mol  
99+
6th Energy Level
7,700.00 kJ/mol  
35
10,700.00 kJ/mol  
12
7th Energy level
7,700.00 kJ/mol  
29
3,540.00 kJ/mol  
99+
8th Energy Level
7,700.00 kJ/mol  
29
6,630.00 kJ/mol  
40
9th Energy Level
7,700.00 kJ/mol  
25
7,180.00 kJ/mol  
29
10th Energy Level
7,700.00 kJ/mol  
29
10,700.00 kJ/mol  
20
11th Energy Level
7,700.00 kJ/mol  
28
3,540.00 kJ/mol  
99+
12th Energy Level
7,700.00 kJ/mol  
99+
34,800.00 kJ/mol  
28
13th Energy Level
7,700.00 kJ/mol  
21
5,280.00 kJ/mol  
99+
14th Energy Level
770.00 kJ/mol  
99+
1,130.00 kJ/mol  
99+
15th Energy Level
77,000.00 kJ/mol  
18
34,400.00 kJ/mol  
99+
16th Energy Level
77,000.00 kJ/mol  
13
34,800.00 kJ/mol  
99+
17th Energy Level
770.00 kJ/mol  
34
1,139.00 kJ/mol  
18
18th Energy Level
7,700.00 kJ/mol  
24
1,080.00 kJ/mol  
99+
19th Energy Level
770.00 kJ/mol  
31
1,139.90 kJ/mol  
15
20th Energy Level
770.00 kJ/mol  
25
0.00 kJ/mol  
99+
21st Energy Level
770.00 kJ/mol  
99+
1,080.00 kJ/mol  
32
22nd Energy Level
770.00 kJ/mol  
19
350.00 kJ/mol  
99+
23rd Energy Level
770.00 kJ/mol  
99+
1,100.00 kJ/mol  
35
24th Energy Level
770.00 kJ/mol  
15
565.80 kJ/mol  
99+
25th Energy Level
770.00 kJ/mol  
14
0.00 kJ/mol  
99+
26th Energy Level
770.00 kJ/mol  
14
582.30 kJ/mol  
99+
27th Energy Level
770.00 kJ/mol  
13
0.00 kJ/mol  
99+
28th Energy Level
770.00 kJ/mol  
19
1,130.00 kJ/mol  
4
29th Energy Level
770.00 kJ/mol  
19
1,130.00 kJ/mol  
4
30th Energy Level
770.00 kJ/mol  
14
663.20 kJ/mol  
33
Electrochemical Equivalent
1.14 g/amp-hr  
99+
3.00 g/amp-hr  
21
Electron Work Function
4.55 eV  
18
4.90 eV  
12
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility  
Ionization, Radioactive Isotopes, Radioactivity  
Atomic
Atomic Number
74  
99+
110  
8
Electron Configuration
[Xe] 4f14 5d4 6s2  
[Rn] 5f14 6d8 7s2  
Crystal Structure
Body Centered Cubic (BCC)  
Body Centered Cubic (BCC)  
Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
BCC-Crystal-Structure-.jpg#100  
Atom
  
  
Number of Protons
74  
99+
110  
8
Number of Neutrons
110  
28
161  
4
Number of Electrons
74  
99+
110  
8
Radius of an Atom
  
  
Atomic Radius
139.00 pm  
99+
132.00 pm  
99+
Covalent Radius
162.00 pm  
31
128.00 pm  
99+
Van der Waals Radius
200.00 pm  
35
0.00 pm  
99+
Atomic Weight
183.84 amu  
37
281.00 amu  
6
Atomic Volume
9.53 cm3/mol  
99+
20.50 cm3/mol  
29
Adjacent Atomic Numbers
  
  
Previous Element
Tantalum
  
Meitnerium
  
Next Element
Rhenium
  
Roentgenium
  
Valence Electron Potential
140.00 (-eV)  
5
0.00 (-eV)  
99+
Lattice Constant
316.52 pm  
99+
0.00 pm  
99+
Lattice Angles
π/2, π/2, π/2  
-  
Lattice C/A Ratio
1.29  
99+
1.61  
19
Mechanical
Density
  
  
Density At Room Temperature
19.25 g/cm3  
16
35.00 g/cm3  
4
Density When Liquid (at m.p.)
17.60 g/cm3  
15
34.80 g/cm3  
5
Tensile Strength
370.00 MPa  
11
0.10 MPa  
99+
Viscosity
0.00  
1
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.00 (Pa)  
99+
0.00 (Pa)  
37
Elasticity properties
  
  
Shear Modulus
161.00 GPa  
5
33.00 GPa  
23
Bulk Modulus
310.00 GPa  
4
38.00 GPa  
99+
Young's Modulus
411.00 GPa  
4
0.00 GPa  
99+
Poisson Ratio
0.28  
17
0.25  
24
Other Mechanical Properties
Ductile, Malleable  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
19.22  
18
34.80  
7
Magnetic Ordering
Paramagnetic  
-  
Permeability
0.00 H/m  
17
0.00 H/m  
17
Susceptibility
0.00  
23
0.00  
24
Electrical Properties
  
  
Electrical Property
Superconductor  
-  
Resistivity
52.80 nΩ·m  
99+
8.30 nΩ·m  
99+
Electrical Conductivity
0.19 106/cm Ω  
10
0.00 106/cm Ω  
99+
Electron Affinity
78.60 kJ/mol  
15
-  
Thermal
Specific Heat
0.13 J/(kg K)  
40
0.10 J/(kg K)  
99+
Molar Heat Capacity
24.27 J/mol·K  
99+
27.30 J/mol·K  
23
Thermal Conductivity
173.00 W/m·K  
7
0.00 W/m·K  
99+
Critical Temperature
3,695.00 K  
1
1,323.00 K  
99+
Thermal Expansion
4.50 µm/(m·K)  
99+
12.90 µm/(m·K)  
38
Enthalpy
  
  
Enthalpy of Vaporization
799.10 kJ/mol  
1
348.90 kJ/mol  
34
Enthalpy of Fusion
35.23 kJ/mol  
1
-  
Enthalpy of Atomization
837.00 kJ/mol  
1
-  
Standard Molar Entropy
32.60 J/mol.K  
99+
57.00 J/mol.K  
30
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