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Livermorium vs Einsteinium

Livermorium
Einsteinium
Einsteinium vs Livermorium


Periodic Table
Symbol
Lv  
Es  
Group Number
16  
2
13  
5
Period Number
7  
7  
Block
p block  
f block  
Element Family
Probably Post-​Transition  
Actinide  
CAS Number
54100719  
3
7429927  
99+
Space Group Name
-  
-  
Space Group Number
166.00  
9
194.00  
7
Facts
Interesting Facts
Livermorium was first synthesized in 2000 by a joint Russian-American research team.  
  • Einsteinium is the transuranic element found in US.
  • Only 0.01 mg of Einsteinium was synthesized in 1961.
  
Sources
Synthetically Produced  
Made by Bombarding Uranium with Neutrons  
History
  
  
Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  
Lawrence Berkeley National Laboratory  
Discovery
In 2000  
In 1952  
Abundance
  
  
Abundance In Universe
0.00 %  
40
0.00 %  
35
Abundance In Sun
-  
0.00 %  
30
Abundance In Meteorites
0.00 %  
99+
0.00 %  
99+
Abundance In Earth's Crust
-  
0.00 %  
99+
Abundance In Oceans
-  
-  
Abundance In Humans
-  
0.00 %  
24
Uses
Uses & Benefits
  • Currently known uses of Livermorium metal are limited to research purpose only.
  
  • Currently known uses of Einsteinium metal are limited to research purpose only.
  
Industrial Uses
-  
-  
Medical Uses
-  
-  
Other Uses
Research Purposes  
Alloys, Nuclear Research, Research Purposes  
Biological Properties
  
  
Toxicity
-  
Toxic  
Present in Human Body
No  
No  
In Blood
0.00 Blood/mg dm-3  
31
0.00 Blood/mg dm-3  
40
In Bone
0.50 p.p.m.  
22
0.00 p.p.m.  
99+
Physical
Melting Point
-  
860.00 °C  
99+
Boiling Point
3,500.00 °C  
18
996.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
Silver  
Luster
Unknown Luster  
-  
Hardness
  
  
Mohs Hardness
-  
6.00  
6
Brinell Hardness
350.00 MPa  
36
240.00 MPa  
99+
Vickers Hardness
400.00 MPa  
99+
550.00 MPa  
31
Speed of Sound
4,600.00 m/s  
21
2,850.00 m/s  
40
Optical Properties
  
  
Refractive Index
1.90  
18
1.30  
99+
Reflectivity
66.00 %  
17
63.00 %  
20
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Lv  
Es  
Isotopes
  
  
Known Isotopes
5  
32
16  
23
Electronegativity
  
  
Pauling Electronegativity
2.00  
8
1.54  
27
Sanderson Electronegativity
1.90  
13
1.30  
25
Allred Rochow Electronegativity
1.90  
1
1.20  
28
Mulliken-Jaffe Electronegativity
1.90  
13
1.30  
33
Allen Electronegativity
1.90  
8
1.30  
40
Electropositivity
  
  
Pauling Electropositivity
2.00  
99+
2.70  
22
Ionization Energies
  
  
1st Energy Level
723.60 kJ/mol  
28
619.00 kJ/mol  
99+
2nd Energy Level
1,331.50 kJ/mol  
99+
1,216.00 kJ/mol  
99+
3rd Energy Level
2,846.30 kJ/mol  
35
2,334.00 kJ/mol  
99+
4th Energy Level
3,811.20 kJ/mol  
99+
3,734.00 kJ/mol  
99+
5th Energy Level
6,078.60 kJ/mol  
99+
6,190.00 kJ/mol  
40
6th Energy Level
7,090.00 kJ/mol  
99+
6,190.00 kJ/mol  
99+
7th Energy level
7,090.00 kJ/mol  
38
6,190.00 kJ/mol  
99+
8th Energy Level
7,090.00 kJ/mol  
34
6,190.00 kJ/mol  
99+
9th Energy Level
7,090.00 kJ/mol  
31
4,520.00 kJ/mol  
99+
10th Energy Level
5,800.00 kJ/mol  
99+
6,190.00 kJ/mol  
99+
11th Energy Level
6,200.00 kJ/mol  
99+
6,190.00 kJ/mol  
99+
12th Energy Level
7,090.00 kJ/mol  
99+
61,900.00 kJ/mol  
12
13th Energy Level
7,090.00 kJ/mol  
30
6,190.00 kJ/mol  
39
14th Energy Level
1,168.00 kJ/mol  
99+
6,190.00 kJ/mol  
28
15th Energy Level
70,900.00 kJ/mol  
26
61,900.00 kJ/mol  
40
16th Energy Level
58,000.00 kJ/mol  
99+
61,900.00 kJ/mol  
30
17th Energy Level
1,085.00 kJ/mol  
23
619.00 kJ/mol  
99+
18th Energy Level
7,090.00 kJ/mol  
32
6,190.00 kJ/mol  
99+
19th Energy Level
1,169.70 kJ/mol  
13
619.00 kJ/mol  
99+
20th Energy Level
870.00 kJ/mol  
15
619.00 kJ/mol  
99+
21st Energy Level
709.00 kJ/mol  
99+
6,190.00 kJ/mol  
15
22nd Energy Level
370.00 kJ/mol  
99+
619.00 kJ/mol  
38
23rd Energy Level
5,800.00 kJ/mol  
21
6,190.00 kJ/mol  
15
24th Energy Level
548.90 kJ/mol  
99+
619.40 kJ/mol  
40
25th Energy Level
709.00 kJ/mol  
27
619.00 kJ/mol  
99+
26th Energy Level
709.00 kJ/mol  
26
619.40 kJ/mol  
40
27th Energy Level
709.00 kJ/mol  
26
619.40 kJ/mol  
99+
28th Energy Level
709.00 kJ/mol  
31
619.40 kJ/mol  
99+
29th Energy Level
709.00 kJ/mol  
32
619.40 kJ/mol  
99+
30th Energy Level
709.00 kJ/mol  
26
619.40 kJ/mol  
99+
Electrochemical Equivalent
3.00 g/amp-hr  
21
4.74 g/amp-hr  
5
Electron Work Function
4.90 eV  
12
4.90 eV  
12
Other Chemical Properties
Chemical Stability, Ionization  
Ionization, Radioactive Isotopes, Radioactivity  
Atomic
Atomic Number
116  
2
99  
19
Electron Configuration
[Rn] 5f14 6d10 7s2 7p4  
[Rn] 5f11 7s2  
Crystal Structure
Not Known  
Face Centered Cubic (FCC)  
Crystal Lattice
Unknown-Crystal-Structure-of-Livermorium.jpg#100  
FCC-Crystal-Structure-of-Einsteinium.jpg#100  
Atom
  
  
Number of Protons
116  
2
99  
19
Number of Neutrons
160  
5
153  
10
Number of Electrons
116  
2
99  
19
Radius of an Atom
  
  
Atomic Radius
183.00 pm  
12
186.00 pm  
11
Covalent Radius
183.00 pm  
22
186.00 pm  
21
Van der Waals Radius
0.00 pm  
99+
0.00 pm  
99+
Atomic Weight
293.00 amu  
2
252.00 amu  
16
Atomic Volume
22.90 cm3/mol  
16
17.04 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Moscovium
  
Californium
  
Next Element
No Next Element  
Fermium
  
Valence Electron Potential
0.00 (-eV)  
99+
0.00 (-eV)  
99+
Lattice Constant
362.15 pm  
36
582.00 pm  
8
Lattice Angles
-  
-  
Lattice C/A Ratio
1.60  
22
1.29  
99+
Mechanical
Density
  
  
Density At Room Temperature
12.90 g/cm3  
28
8.84 g/cm3  
99+
Density When Liquid (at m.p.)
12.90 g/cm3  
30
8.84 g/cm3  
99+
Tensile Strength
80.00 MPa  
29
0.10 MPa  
99+
Viscosity
0.00  
25
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
28.50 GPa  
30
30.00 GPa  
27
Bulk Modulus
42.00 GPa  
34
40.00 GPa  
38
Young's Modulus
12.50 GPa  
99+
0.00 GPa  
99+
Poisson Ratio
0.30  
14
0.33  
11
Other Mechanical Properties
-  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
12.00  
34
8.84  
99+
Magnetic Ordering
Paramagnetic  
Paramagnetic  
Permeability
0.00 H/m  
10
0.00 H/m  
17
Susceptibility
0.00  
24
0.00  
24
Electrical Properties
  
  
Electrical Property
-  
-  
Resistivity
0.50 nΩ·m  
99+
6.30 nΩ·m  
99+
Electrical Conductivity
0.00 106/cm Ω  
99+
0.14 106/cm Ω  
15
Electron Affinity
50.00 kJ/mol  
26
0.00 kJ/mol  
99+
Thermal
Specific Heat
0.13 J/(kg K)  
40
0.10 J/(kg K)  
99+
Molar Heat Capacity
27.00 J/mol·K  
29
27.20 J/mol·K  
24
Thermal Conductivity
0.00 W/m·K  
99+
0.00 W/m·K  
99+
Critical Temperature
1,323.00 K  
99+
1,133.00 K  
99+
Thermal Expansion
9.70 µm/(m·K)  
99+
13.50 µm/(m·K)  
33
Enthalpy
  
  
Enthalpy of Vaporization
722.00 kJ/mol  
3
323.80 kJ/mol  
99+
Enthalpy of Fusion
-  
14.80 kJ/mol  
24
Enthalpy of Atomization
380.50 kJ/mol  
32
-  
Standard Molar Entropy
50.20 J/mol.K  
99+
63.00 J/mol.K  
24
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