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Einsteinium Rhenium Comparison

Einsteinium
Rhenium
Rhenium Einsteinium comparison


Periodic Table
Symbol
Es  
Re  
Group Number
13  
5
7  
11
Period Number
7  
6  
Block
f block  
d block  
Element Family
Actinide  
Transition Metal  
CAS Number
7429927  
99+
7440155  
99+
Space Group Name
-  
P63/mmc  
Space Group Number
194.00  
7
194.00  
7
Facts
Interesting Facts
  • Einsteinium is the transuranic element found in US.
  • Only 0.01 mg of Einsteinium was synthesized in 1961.
  
  • Chemical properties of Rhenium are similar to Manganese.
  • Rhenium metal is created while refining Molybdenum.
  
Sources
Made by Bombarding Uranium with Neutrons  
Found in Minerals, Mining, Ores of Minerals  
History
  
  
Who Discovered
Lawrence Berkeley National Laboratory  
Masataka Ogawa  
Discovery
In 1952  
In 1908  
Abundance
  
  
Abundance In Universe
0.00 %  
35
0.00 %  
30
Abundance In Sun
0.00 %  
30
0.00 %  
29
Abundance In Meteorites
0.00 %  
99+
0.00 %  
99+
Abundance In Earth's Crust
0.00 %  
99+
0.00 %  
99+
Abundance In Oceans
-  
0.00 %  
34
Abundance In Humans
0.00 %  
24
0.00 %  
24
Uses
Uses & Benefits
  • Currently known uses of Einsteinium metal are limited to research purpose only.
  
  • 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.
  
Industrial Uses
-  
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry  
Medical Uses
-  
-  
Other Uses
Alloys, Nuclear Research, Research Purposes  
Alloys  
Biological Properties
  
  
Toxicity
Toxic  
Low Toxic  
Present in Human Body
No  
No  
In Blood
0.00 Blood/mg dm-3  
40
0.00 Blood/mg dm-3  
37
In Bone
0.00 p.p.m.  
99+
0.00 p.p.m.  
99+
Physical
Melting Point
860.00 °C  
99+
3,180.00 °C  
2
Boiling Point
996.00 °C  
99+
5,627.00 °C  
2
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silver  
Silvery Gray  
Luster
-  
Metallic  
Hardness
  
  
Mohs Hardness
6.00  
6
7.00  
3
Brinell Hardness
240.00 MPa  
99+
1,320.00 MPa  
8
Vickers Hardness
550.00 MPa  
31
1,350.00 MPa  
12
Speed of Sound
2,850.00 m/s  
40
4,700.00 m/s  
19
Optical Properties
  
  
Refractive Index
1.30  
99+
1.90  
18
Reflectivity
63.00 %  
20
70.00 %  
13
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Es  
Re  
Isotopes
  
  
Known Isotopes
16  
23
33  
6
Electronegativity
  
  
Pauling Electronegativity
1.54  
27
1.90  
12
Sanderson Electronegativity
1.30  
25
1.90  
13
Allred Rochow Electronegativity
1.20  
28
1.46  
16
Mulliken-Jaffe Electronegativity
1.30  
33
1.90  
13
Allen Electronegativity
1.30  
40
1.60  
24
Electropositivity
  
  
Pauling Electropositivity
2.70  
22
2.10  
99+
Ionization Energies
  
  
1st Energy Level
619.00 kJ/mol  
99+
760.00 kJ/mol  
20
2nd Energy Level
1,216.00 kJ/mol  
99+
1,260.00 kJ/mol  
99+
3rd Energy Level
2,334.00 kJ/mol  
99+
2,510.00 kJ/mol  
99+
4th Energy Level
3,734.00 kJ/mol  
99+
3,640.00 kJ/mol  
99+
5th Energy Level
6,190.00 kJ/mol  
40
7,600.00 kJ/mol  
20
6th Energy Level
6,190.00 kJ/mol  
99+
7,600.00 kJ/mol  
37
7th Energy level
6,190.00 kJ/mol  
99+
7,600.00 kJ/mol  
31
8th Energy Level
6,190.00 kJ/mol  
99+
5,560.00 kJ/mol  
99+
9th Energy Level
4,520.00 kJ/mol  
99+
5,560.00 kJ/mol  
99+
10th Energy Level
6,190.00 kJ/mol  
99+
7,600.00 kJ/mol  
31
11th Energy Level
6,190.00 kJ/mol  
99+
7,600.00 kJ/mol  
30
12th Energy Level
61,900.00 kJ/mol  
12
7,600.00 kJ/mol  
99+
13th Energy Level
6,190.00 kJ/mol  
39
7,600.00 kJ/mol  
23
14th Energy Level
6,190.00 kJ/mol  
28
7,600.00 kJ/mol  
20
15th Energy Level
61,900.00 kJ/mol  
40
76,000.00 kJ/mol  
20
16th Energy Level
61,900.00 kJ/mol  
30
76,000.00 kJ/mol  
15
17th Energy Level
619.00 kJ/mol  
99+
760.10 kJ/mol  
36
18th Energy Level
6,190.00 kJ/mol  
99+
7,600.00 kJ/mol  
26
19th Energy Level
619.00 kJ/mol  
99+
760.40 kJ/mol  
33
20th Energy Level
619.00 kJ/mol  
99+
760.00 kJ/mol  
27
21st Energy Level
6,190.00 kJ/mol  
15
760.00 kJ/mol  
99+
22nd Energy Level
619.00 kJ/mol  
38
760.00 kJ/mol  
21
23rd Energy Level
6,190.00 kJ/mol  
15
760.00 kJ/mol  
99+
24th Energy Level
619.40 kJ/mol  
40
760.00 kJ/mol  
18
25th Energy Level
619.00 kJ/mol  
99+
760.00 kJ/mol  
18
26th Energy Level
619.40 kJ/mol  
40
760.00 kJ/mol  
18
27th Energy Level
619.40 kJ/mol  
99+
760.00 kJ/mol  
17
28th Energy Level
619.40 kJ/mol  
99+
760.00 kJ/mol  
23
29th Energy Level
619.40 kJ/mol  
99+
760.00 kJ/mol  
24
30th Energy Level
619.40 kJ/mol  
99+
760.00 kJ/mol  
18
Electrochemical Equivalent
4.74 g/amp-hr  
5
0.99 g/amp-hr  
99+
Electron Work Function
4.90 eV  
12
4.96 eV  
11
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Corrosion, Ionization, Radioactive Isotopes, Solubility  
Atomic
Atomic Number
99  
19
75  
99+
Electron Configuration
[Rn] 5f11 7s2  
[Xe] 4f14 5d5 6s2  
Crystal Structure
Face Centered Cubic (FCC)  
Hexagonal Close Packed (HCP)  
Crystal Lattice
FCC-Crystal-Structure-of-Einsteinium.jpg#100  
BCC-Crystal-Structure-.jpg#100  
Atom
  
  
Number of Protons
99  
19
75  
40
Number of Neutrons
153  
10
111  
27
Number of Electrons
99  
19
75  
40
Radius of an Atom
  
  
Atomic Radius
186.00 pm  
11
137.00 pm  
99+
Covalent Radius
186.00 pm  
21
151.00 pm  
36
Van der Waals Radius
0.00 pm  
99+
200.00 pm  
35
Atomic Weight
252.00 amu  
16
186.21 amu  
36
Atomic Volume
17.04 cm3/mol  
99+
8.85 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Californium
  
Tungsten
  
Next Element
Fermium
  
Osmium
  
Valence Electron Potential
0.00 (-eV)  
99+
180.00 (-eV)  
3
Lattice Constant
582.00 pm  
8
276.10 pm  
99+
Lattice Angles
-  
π/2, π/2, 2 π/3  
Lattice C/A Ratio
1.29  
99+
1.62  
17
Mechanical
Density
  
  
Density At Room Temperature
8.84 g/cm3  
99+
21.02 g/cm3  
12
Density When Liquid (at m.p.)
8.84 g/cm3  
99+
18.90 g/cm3  
14
Tensile Strength
0.10 MPa  
99+
1,070.00 MPa  
3
Viscosity
0.00  
25
0.00  
25
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)  
40
Elasticity properties
  
  
Shear Modulus
30.00 GPa  
27
178.00 GPa  
3
Bulk Modulus
40.00 GPa  
38
370.00 GPa  
2
Young's Modulus
0.00 GPa  
99+
463.00 GPa  
2
Poisson Ratio
0.33  
11
0.30  
14
Other Mechanical Properties
-  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
8.84  
99+
21.02  
14
Magnetic Ordering
Paramagnetic  
Paramagnetic  
Permeability
0.00 H/m  
17
0.00 H/m  
8
Susceptibility
0.00  
24
0.00  
26
Electrical Properties
  
  
Electrical Property
-  
Conductor  
Resistivity
6.30 nΩ·m  
99+
193.00 nΩ·m  
20
Electrical Conductivity
0.14 106/cm Ω  
15
0.05 106/cm Ω  
38
Electron Affinity
0.00 kJ/mol  
99+
14.50 kJ/mol  
99+
Thermal
Specific Heat
0.10 J/(kg K)  
99+
0.13 J/(kg K)  
40
Molar Heat Capacity
27.20 J/mol·K  
24
25.48 J/mol·K  
99+
Thermal Conductivity
0.00 W/m·K  
99+
48.00 W/m·K  
31
Critical Temperature
1,133.00 K  
99+
3,459.00 K  
2
Thermal Expansion
13.50 µm/(m·K)  
33
6.20 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
323.80 kJ/mol  
99+
707.10 kJ/mol  
4
Enthalpy of Fusion
14.80 kJ/mol  
24
33.05 kJ/mol  
2
Enthalpy of Atomization
-  
791.00 kJ/mol  
2
Standard Molar Entropy
63.00 J/mol.K  
24
36.90 J/mol.K  
99+
Summary >>
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