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Einsteinium vs Tungsten

Einsteinium
Tungsten
Tungsten vs Einsteinium


Periodic Table
Symbol
Es  
W  
Group Number
13  
5
6  
12
Period Number
7  
6  
Block
f block  
d block  
Element Family
Actinide  
Transition Metal  
CAS Number
7429927  
99+
7440337  
99+
Space Group Name
-  
Im_ 3m  
Space Group Number
194.00  
7
229.00  
2
Facts
Interesting Facts
  • Einsteinium is the transuranic element found in US.
  • Only 0.01 mg of Einsteinium was synthesized in 1961.
  
  • Tungsten element has the second highest melting point.
  • Pure tungsten can easily cut down with the help of hacksaw.
  
Sources
Made by Bombarding Uranium with Neutrons  
Earth's crust, Found in Minerals, Mining, Ores of Minerals  
History
  
  
Who Discovered
Lawrence Berkeley National Laboratory  
-  
Discovery
In 1952  
In 1781  
Abundance
  
  
Abundance In Universe
0.00 %  
35
0.00 %  
28
Abundance In Sun
0.00 %  
30
0.00 %  
23
Abundance In Meteorites
0.00 %  
99+
0.00 %  
39
Abundance In Earth's Crust
0.00 %  
99+
0.00 %  
39
Abundance In Oceans
-  
0.00 %  
18
Abundance In Humans
0.00 %  
24
0.00 %  
24
Uses
Uses & Benefits
  • Currently known uses of Einsteinium metal are limited to research purpose only.
  
  • 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.
  
Industrial Uses
-  
Aerospace Industry, Automobile Industry, Electrical Industry, Electronic Industry  
Medical Uses
-  
-  
Other Uses
Alloys, Nuclear Research, Research Purposes  
Alloys  
Biological Properties
  
  
Toxicity
Toxic  
Non Toxic  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
40
0.00 Blood/mg dm-3  
31
In Bone
0.00 p.p.m.  
99+
0.00 p.p.m.  
40
Physical
Melting Point
860.00 °C  
99+
3,410.00 °C  
1
Boiling Point
996.00 °C  
99+
5,660.00 °C  
1
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silver  
Grayish White  
Luster
-  
Lustrous  
Hardness
  
  
Mohs Hardness
6.00  
6
7.50  
2
Brinell Hardness
240.00 MPa  
99+
2,000.00 MPa  
4
Vickers Hardness
550.00 MPa  
31
3,430.00 MPa  
3
Speed of Sound
2,850.00 m/s  
40
4,620.00 m/s  
20
Optical Properties
  
  
Refractive Index
1.30  
99+
2.10  
11
Reflectivity
63.00 %  
20
62.00 %  
21
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Es  
W  
Isotopes
  
  
Known Isotopes
16  
23
33  
6
Electronegativity
  
  
Pauling Electronegativity
1.54  
27
2.36  
3
Sanderson Electronegativity
1.30  
25
0.98  
99+
Allred Rochow Electronegativity
1.20  
28
1.40  
20
Mulliken-Jaffe Electronegativity
1.30  
33
2.36  
3
Allen Electronegativity
1.30  
40
1.47  
33
Electropositivity
  
  
Pauling Electropositivity
2.70  
22
1.64  
99+
Ionization Energies
  
  
1st Energy Level
619.00 kJ/mol  
99+
770.00 kJ/mol  
16
2nd Energy Level
1,216.00 kJ/mol  
99+
1,700.00 kJ/mol  
30
3rd Energy Level
2,334.00 kJ/mol  
99+
2,045.40 kJ/mol  
99+
4th Energy Level
3,734.00 kJ/mol  
99+
7,700.00 kJ/mol  
8
5th Energy Level
6,190.00 kJ/mol  
40
7,700.00 kJ/mol  
17
6th Energy Level
6,190.00 kJ/mol  
99+
7,700.00 kJ/mol  
35
7th Energy level
6,190.00 kJ/mol  
99+
7,700.00 kJ/mol  
29
8th Energy Level
6,190.00 kJ/mol  
99+
7,700.00 kJ/mol  
29
9th Energy Level
4,520.00 kJ/mol  
99+
7,700.00 kJ/mol  
25
10th Energy Level
6,190.00 kJ/mol  
99+
7,700.00 kJ/mol  
29
11th Energy Level
6,190.00 kJ/mol  
99+
7,700.00 kJ/mol  
28
12th Energy Level
61,900.00 kJ/mol  
12
7,700.00 kJ/mol  
99+
13th Energy Level
6,190.00 kJ/mol  
39
7,700.00 kJ/mol  
21
14th Energy Level
6,190.00 kJ/mol  
28
770.00 kJ/mol  
99+
15th Energy Level
61,900.00 kJ/mol  
40
77,000.00 kJ/mol  
18
16th Energy Level
61,900.00 kJ/mol  
30
77,000.00 kJ/mol  
13
17th Energy Level
619.00 kJ/mol  
99+
770.00 kJ/mol  
34
18th Energy Level
6,190.00 kJ/mol  
99+
7,700.00 kJ/mol  
24
19th Energy Level
619.00 kJ/mol  
99+
770.00 kJ/mol  
31
20th Energy Level
619.00 kJ/mol  
99+
770.00 kJ/mol  
25
21st Energy Level
6,190.00 kJ/mol  
15
770.00 kJ/mol  
99+
22nd Energy Level
619.00 kJ/mol  
38
770.00 kJ/mol  
19
23rd Energy Level
6,190.00 kJ/mol  
15
770.00 kJ/mol  
99+
24th Energy Level
619.40 kJ/mol  
40
770.00 kJ/mol  
15
25th Energy Level
619.00 kJ/mol  
99+
770.00 kJ/mol  
14
26th Energy Level
619.40 kJ/mol  
40
770.00 kJ/mol  
14
27th Energy Level
619.40 kJ/mol  
99+
770.00 kJ/mol  
13
28th Energy Level
619.40 kJ/mol  
99+
770.00 kJ/mol  
19
29th Energy Level
619.40 kJ/mol  
99+
770.00 kJ/mol  
19
30th Energy Level
619.40 kJ/mol  
99+
770.00 kJ/mol  
14
Electrochemical Equivalent
4.74 g/amp-hr  
5
1.14 g/amp-hr  
99+
Electron Work Function
4.90 eV  
12
4.55 eV  
18
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Ionization, Radioactive Isotopes, Solubility  
Atomic
Atomic Number
99  
19
74  
99+
Electron Configuration
[Rn] 5f11 7s2  
[Xe] 4f14 5d4 6s2  
Crystal Structure
Face Centered Cubic (FCC)  
Body Centered Cubic (BCC)  
Crystal Lattice
FCC-Crystal-Structure-of-Einsteinium.jpg#100  
BCC-Crystal-Structure-.jpg#100  
Atom
  
  
Number of Protons
99  
19
74  
99+
Number of Neutrons
153  
10
110  
28
Number of Electrons
99  
19
74  
99+
Radius of an Atom
  
  
Atomic Radius
186.00 pm  
11
139.00 pm  
99+
Covalent Radius
186.00 pm  
21
162.00 pm  
31
Van der Waals Radius
0.00 pm  
99+
200.00 pm  
35
Atomic Weight
252.00 amu  
16
183.84 amu  
37
Atomic Volume
17.04 cm3/mol  
99+
9.53 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Californium
  
Tantalum
  
Next Element
Fermium
  
Rhenium
  
Valence Electron Potential
0.00 (-eV)  
99+
140.00 (-eV)  
5
Lattice Constant
582.00 pm  
8
316.52 pm  
99+
Lattice Angles
-  
π/2, π/2, π/2  
Lattice C/A Ratio
1.29  
99+
1.29  
99+
Mechanical
Density
  
  
Density At Room Temperature
8.84 g/cm3  
99+
19.25 g/cm3  
16
Density When Liquid (at m.p.)
8.84 g/cm3  
99+
17.60 g/cm3  
15
Tensile Strength
0.10 MPa  
99+
370.00 MPa  
11
Viscosity
0.00  
25
0.00  
1
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
22
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.00 (Pa)  
24
0.00 (Pa)  
99+
Elasticity properties
  
  
Shear Modulus
30.00 GPa  
27
161.00 GPa  
5
Bulk Modulus
40.00 GPa  
38
310.00 GPa  
4
Young's Modulus
0.00 GPa  
99+
411.00 GPa  
4
Poisson Ratio
0.33  
11
0.28  
17
Other Mechanical Properties
-  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
8.84  
99+
19.22  
18
Magnetic Ordering
Paramagnetic  
Paramagnetic  
Permeability
0.00 H/m  
17
0.00 H/m  
17
Susceptibility
0.00  
24
0.00  
23
Electrical Properties
  
  
Electrical Property
-  
Superconductor  
Resistivity
6.30 nΩ·m  
99+
52.80 nΩ·m  
99+
Electrical Conductivity
0.14 106/cm Ω  
15
0.19 106/cm Ω  
10
Electron Affinity
0.00 kJ/mol  
99+
78.60 kJ/mol  
15
Thermal
Specific Heat
0.10 J/(kg K)  
99+
0.13 J/(kg K)  
40
Molar Heat Capacity
27.20 J/mol·K  
24
24.27 J/mol·K  
99+
Thermal Conductivity
0.00 W/m·K  
99+
173.00 W/m·K  
7
Critical Temperature
1,133.00 K  
99+
3,695.00 K  
1
Thermal Expansion
13.50 µm/(m·K)  
33
4.50 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
323.80 kJ/mol  
99+
799.10 kJ/mol  
1
Enthalpy of Fusion
14.80 kJ/mol  
24
35.23 kJ/mol  
1
Enthalpy of Atomization
-  
837.00 kJ/mol  
1
Standard Molar Entropy
63.00 J/mol.K  
24
32.60 J/mol.K  
99+
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