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Tungsten Einsteinium Comparison

Tungsten
Einsteinium
Einsteinium Tungsten comparison


Periodic Table
Symbol
W  
Es  
Group Number
6  
12
13  
5
Period Number
6  
7  
Block
d block  
f block  
Element Family
Transition Metal  
Actinide  
CAS Number
7440337  
99+
7429927  
99+
Space Group Name
Im_ 3m  
-  
Space Group Number
229.00  
2
194.00  
7
Facts
Interesting Facts
  • Tungsten element has the second highest melting point.
  • Pure tungsten can easily cut down with the help of hacksaw.
  
  • Einsteinium is the transuranic element found in US.
  • Only 0.01 mg of Einsteinium was synthesized in 1961.
  
Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals  
Made by Bombarding Uranium with Neutrons  
History
  
  
Who Discovered
-  
Lawrence Berkeley National Laboratory  
Discovery
In 1781  
In 1952  
Abundance
  
  
Abundance In Universe
0.00 %  
28
0.00 %  
35
Abundance In Sun
0.00 %  
23
0.00 %  
30
Abundance In Meteorites
0.00 %  
39
0.00 %  
99+
Abundance In Earth's Crust
0.00 %  
39
0.00 %  
99+
Abundance In Oceans
0.00 %  
18
-  
Abundance In Humans
0.00 %  
24
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 Einsteinium metal are limited to research purpose only.
  
Industrial Uses
Aerospace Industry, Automobile Industry, Electrical Industry, Electronic Industry  
-  
Medical Uses
-  
-  
Other Uses
Alloys  
Alloys, Nuclear Research, Research Purposes  
Biological Properties
  
  
Toxicity
Non Toxic  
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
860.00 °C  
99+
Boiling Point
5,660.00 °C  
1
996.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Grayish White  
Silver  
Luster
Lustrous  
-  
Hardness
  
  
Mohs Hardness
7.50  
2
6.00  
6
Brinell Hardness
2,000.00 MPa  
4
240.00 MPa  
99+
Vickers Hardness
3,430.00 MPa  
3
550.00 MPa  
31
Speed of Sound
4,620.00 m/s  
20
2,850.00 m/s  
40
Optical Properties
  
  
Refractive Index
2.10  
11
1.30  
99+
Reflectivity
62.00 %  
21
63.00 %  
20
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
W  
Es  
Isotopes
  
  
Known Isotopes
33  
6
16  
23
Electronegativity
  
  
Pauling Electronegativity
2.36  
3
1.54  
27
Sanderson Electronegativity
0.98  
99+
1.30  
25
Allred Rochow Electronegativity
1.40  
20
1.20  
28
Mulliken-Jaffe Electronegativity
2.36  
3
1.30  
33
Allen Electronegativity
1.47  
33
1.30  
40
Electropositivity
  
  
Pauling Electropositivity
1.64  
99+
2.70  
22
Ionization Energies
  
  
1st Energy Level
770.00 kJ/mol  
16
619.00 kJ/mol  
99+
2nd Energy Level
1,700.00 kJ/mol  
30
1,216.00 kJ/mol  
99+
3rd Energy Level
2,045.40 kJ/mol  
99+
2,334.00 kJ/mol  
99+
4th Energy Level
7,700.00 kJ/mol  
8
3,734.00 kJ/mol  
99+
5th Energy Level
7,700.00 kJ/mol  
17
6,190.00 kJ/mol  
40
6th Energy Level
7,700.00 kJ/mol  
35
6,190.00 kJ/mol  
99+
7th Energy level
7,700.00 kJ/mol  
29
6,190.00 kJ/mol  
99+
8th Energy Level
7,700.00 kJ/mol  
29
6,190.00 kJ/mol  
99+
9th Energy Level
7,700.00 kJ/mol  
25
4,520.00 kJ/mol  
99+
10th Energy Level
7,700.00 kJ/mol  
29
6,190.00 kJ/mol  
99+
11th Energy Level
7,700.00 kJ/mol  
28
6,190.00 kJ/mol  
99+
12th Energy Level
7,700.00 kJ/mol  
99+
61,900.00 kJ/mol  
12
13th Energy Level
7,700.00 kJ/mol  
21
6,190.00 kJ/mol  
39
14th Energy Level
770.00 kJ/mol  
99+
6,190.00 kJ/mol  
28
15th Energy Level
77,000.00 kJ/mol  
18
61,900.00 kJ/mol  
40
16th Energy Level
77,000.00 kJ/mol  
13
61,900.00 kJ/mol  
30
17th Energy Level
770.00 kJ/mol  
34
619.00 kJ/mol  
99+
18th Energy Level
7,700.00 kJ/mol  
24
6,190.00 kJ/mol  
99+
19th Energy Level
770.00 kJ/mol  
31
619.00 kJ/mol  
99+
20th Energy Level
770.00 kJ/mol  
25
619.00 kJ/mol  
99+
21st Energy Level
770.00 kJ/mol  
99+
6,190.00 kJ/mol  
15
22nd Energy Level
770.00 kJ/mol  
19
619.00 kJ/mol  
38
23rd Energy Level
770.00 kJ/mol  
99+
6,190.00 kJ/mol  
15
24th Energy Level
770.00 kJ/mol  
15
619.40 kJ/mol  
40
25th Energy Level
770.00 kJ/mol  
14
619.00 kJ/mol  
99+
26th Energy Level
770.00 kJ/mol  
14
619.40 kJ/mol  
40
27th Energy Level
770.00 kJ/mol  
13
619.40 kJ/mol  
99+
28th Energy Level
770.00 kJ/mol  
19
619.40 kJ/mol  
99+
29th Energy Level
770.00 kJ/mol  
19
619.40 kJ/mol  
99+
30th Energy Level
770.00 kJ/mol  
14
619.40 kJ/mol  
99+
Electrochemical Equivalent
1.14 g/amp-hr  
99+
4.74 g/amp-hr  
5
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+
99  
19
Electron Configuration
[Xe] 4f14 5d4 6s2  
[Rn] 5f11 7s2  
Crystal Structure
Body Centered Cubic (BCC)  
Face Centered Cubic (FCC)  
Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
FCC-Crystal-Structure-of-Einsteinium.jpg#100  
Atom
  
  
Number of Protons
74  
99+
99  
19
Number of Neutrons
110  
28
153  
10
Number of Electrons
74  
99+
99  
19
Radius of an Atom
  
  
Atomic Radius
139.00 pm  
99+
186.00 pm  
11
Covalent Radius
162.00 pm  
31
186.00 pm  
21
Van der Waals Radius
200.00 pm  
35
0.00 pm  
99+
Atomic Weight
183.84 amu  
37
252.00 amu  
16
Atomic Volume
9.53 cm3/mol  
99+
17.04 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Tantalum
  
Californium
  
Next Element
Rhenium
  
Fermium
  
Valence Electron Potential
140.00 (-eV)  
5
0.00 (-eV)  
99+
Lattice Constant
316.52 pm  
99+
582.00 pm  
8
Lattice Angles
π/2, π/2, π/2  
-  
Lattice C/A Ratio
1.29  
99+
1.29  
99+
Mechanical
Density
  
  
Density At Room Temperature
19.25 g/cm3  
16
8.84 g/cm3  
99+
Density When Liquid (at m.p.)
17.60 g/cm3  
15
8.84 g/cm3  
99+
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)  
22
Vapor Pressure at 2000 K
0.00 (Pa)  
99+
0.00 (Pa)  
24
Elasticity properties
  
  
Shear Modulus
161.00 GPa  
5
30.00 GPa  
27
Bulk Modulus
310.00 GPa  
4
40.00 GPa  
38
Young's Modulus
411.00 GPa  
4
0.00 GPa  
99+
Poisson Ratio
0.28  
17
0.33  
11
Other Mechanical Properties
Ductile, Malleable  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
19.22  
18
8.84  
99+
Magnetic Ordering
Paramagnetic  
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+
6.30 nΩ·m  
99+
Electrical Conductivity
0.19 106/cm Ω  
10
0.14 106/cm Ω  
15
Electron Affinity
78.60 kJ/mol  
15
0.00 kJ/mol  
99+
Thermal
Specific Heat
0.13 J/(kg K)  
40
0.10 J/(kg K)  
99+
Molar Heat Capacity
24.27 J/mol·K  
99+
27.20 J/mol·K  
24
Thermal Conductivity
173.00 W/m·K  
7
0.00 W/m·K  
99+
Critical Temperature
3,695.00 K  
1
1,133.00 K  
99+
Thermal Expansion
4.50 µm/(m·K)  
99+
13.50 µm/(m·K)  
33
Enthalpy
  
  
Enthalpy of Vaporization
799.10 kJ/mol  
1
323.80 kJ/mol  
99+
Enthalpy of Fusion
35.23 kJ/mol  
1
14.80 kJ/mol  
24
Enthalpy of Atomization
837.00 kJ/mol  
1
-  
Standard Molar Entropy
32.60 J/mol.K  
99+
63.00 J/mol.K  
24
Summary >>
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