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Einsteinium vs Plutonium


Plutonium vs Einsteinium


Periodic Table

Symbol
Es  
Pu  

Group Number
13  
5
0  
18

Period Number
7  
7  

Block
f block  
f block  

Element Family
Actinide  
Actinide  

CAS Number
7429927  
99+
7440075  
99+

Space Group Name
-  
P121/m1  

Space Group Number
194.00  
7
11.00  
16

Facts

Interesting Facts
  • Einsteinium is the transuranic element found in US.
  • Only 0.01 mg of Einsteinium was synthesized in 1961.
  
  • Plutonium metal if obtain from ores of uranium metal.
  • Plutonium metal is very sensitive to the change in atmospheric conditions like temperature and pressure.
  

Sources
Made by Bombarding Uranium with Neutrons  
Mining, Ores of metals  

History
  
  

Who Discovered
Lawrence Berkeley National Laboratory  
Glenn T. Seaborg, Arthur Wahl, Joseph W. Kennedy, Edwin McMillan  

Discovery
In 1952  
In Between 1940 1941  

Abundance
  
  

Abundance In Universe
0.00 %  
35
0.00 %  
40

Abundance In Sun
0.00 %  
30
0.00 %  
21

Abundance In Meteorites
0.00 %  
99+
-  

Abundance In Earth's Crust
0.00 %  
99+
0.00 %  
99+

Abundance In Oceans
-  
-  

Abundance In Humans
0.00 %  
24
0.00 %  
24

Uses

Uses & Benefits
  • Currently known uses of Einsteinium metal are limited to research purpose only.
  
  • Plutonium was used in atomic bombs and still it is being used in various weapons and Ammunition industry.
  • It is also used in nuclear power plant as source of energy for space missions.
  

Industrial Uses
-  
Aerospace Industry, Ammunition Industry  

Medical Uses
-  
-  

Other Uses
Alloys, Nuclear Research, Research Purposes  
Alloys  

Biological Properties
  
  

Toxicity
Toxic  
Toxic  

Present in Human Body
No  
No  

In Blood
0.00 Blood/mg dm-3  
40
0.00 Blood/mg dm-3  
40

In Bone
0.00 p.p.m.  
99+
0.00 p.p.m.  
99+

Physical

Melting Point
860.00 °C  
99+
639.50 °C  
99+

Boiling Point
996.00 °C  
99+
3,235.00 °C  
25

Appearance
  
  

Physical State
Solid  
Solid  

Color
Silver  
Silvery White  

Luster
-  
-  

Hardness
  
  

Mohs Hardness
6.00  
6
4.00  
11

Brinell Hardness
240.00 MPa  
99+
627.00 MPa  
22

Vickers Hardness
550.00 MPa  
31
617.00 MPa  
26

Speed of Sound
2,850.00 m/s  
40
2,260.00 m/s  
99+

Optical Properties
  
  

Refractive Index
1.30  
99+
1.90  
18

Reflectivity
63.00 %  
20
68.00 %  
15

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Es  
Pu  

Isotopes
  
  

Known Isotopes
16  
23
20  
19

Electronegativity
  
  

Pauling Electronegativity
1.54  
27
1.28  
34

Sanderson Electronegativity
1.30  
25
1.28  
26

Allred Rochow Electronegativity
1.20  
28
1.22  
27

Mulliken-Jaffe Electronegativity
1.30  
33
1.30  
33

Allen Electronegativity
1.30  
40
1.28  
99+

Electropositivity
  
  

Pauling Electropositivity
2.70  
22
2.72  
21

Ionization Energies
  
  

1st Energy Level
619.00 kJ/mol  
99+
584.70 kJ/mol  
99+

2nd Energy Level
1,216.00 kJ/mol  
99+
1,128.00 kJ/mol  
99+

3rd Energy Level
2,334.00 kJ/mol  
99+
2,084.00 kJ/mol  
99+

4th Energy Level
3,734.00 kJ/mol  
99+
3,338.00 kJ/mol  
99+

5th Energy Level
6,190.00 kJ/mol  
40
5,847.00 kJ/mol  
99+

6th Energy Level
6,190.00 kJ/mol  
99+
5,847.00 kJ/mol  
99+

7th Energy level
6,190.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+

8th Energy Level
6,190.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+

9th Energy Level
4,520.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+

10th Energy Level
6,190.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+

11th Energy Level
6,190.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+

12th Energy Level
61,900.00 kJ/mol  
12
58,400.00 kJ/mol  
18

13th Energy Level
6,190.00 kJ/mol  
39
5,840.00 kJ/mol  
99+

14th Energy Level
6,190.00 kJ/mol  
28
5,840.00 kJ/mol  
39

15th Energy Level
61,900.00 kJ/mol  
40
58,400.00 kJ/mol  
99+

16th Energy Level
61,900.00 kJ/mol  
30
58,400.00 kJ/mol  
40

17th Energy Level
619.00 kJ/mol  
99+
584.70 kJ/mol  
99+

18th Energy Level
6,190.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+

19th Energy Level
619.00 kJ/mol  
99+
584.70 kJ/mol  
99+

20th Energy Level
619.00 kJ/mol  
99+
584.00 kJ/mol  
99+

21st Energy Level
6,190.00 kJ/mol  
15
584.70 kJ/mol  
99+

22nd Energy Level
619.00 kJ/mol  
38
584.00 kJ/mol  
99+

23rd Energy Level
6,190.00 kJ/mol  
15
584.70 kJ/mol  
99+

24th Energy Level
619.40 kJ/mol  
40
584.70 kJ/mol  
99+

25th Energy Level
619.00 kJ/mol  
99+
584.70 kJ/mol  
99+

26th Energy Level
619.40 kJ/mol  
40
584.70 kJ/mol  
99+

27th Energy Level
619.40 kJ/mol  
99+
584.70 kJ/mol  
99+

28th Energy Level
619.40 kJ/mol  
99+
584.70 kJ/mol  
99+

29th Energy Level
619.40 kJ/mol  
99+
584.70 kJ/mol  
99+

30th Energy Level
619.40 kJ/mol  
99+
584.00 kJ/mol  
99+

Electrochemical Equivalent
4.74 g/amp-hr  
5
2.28 g/amp-hr  
26

Electron Work Function
4.90 eV  
12
3.88 eV  
38

Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Corrosion, Ionization, Radioactive Isotopes, Radioactivity  

Atomic

Atomic Number
99  
19
94  
24

Electron Configuration
[Rn] 5f11 7s2  
[Rn] 5f6 7s2  

Crystal Structure
Face Centered Cubic (FCC)  
Monoclinic (MON)  

Crystal Lattice
FCC-Crystal-Structure-of-Einsteinium.jpg#100  
MON-Crystal-Structure-of-Plutonium.jpg#100  

Atom
  
  

Number of Protons
99  
19
94  
24

Number of Neutrons
153  
10
150  
12

Number of Electrons
99  
19
94  
24

Radius of an Atom
  
  

Atomic Radius
186.00 pm  
11
159.00 pm  
30

Covalent Radius
186.00 pm  
21
187.00 pm  
20

Van der Waals Radius
0.00 pm  
99+
200.00 pm  
35

Atomic Weight
252.00 amu  
16
244.00 amu  
19

Atomic Volume
17.04 cm3/mol  
99+
12.32 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Neptunium
  

Next Element
Fermium
  
Americium
  

Valence Electron Potential
0.00 (-eV)  
99+
64.90 (-eV)  
21

Lattice Constant
582.00 pm  
8
618.30 pm  
4

Lattice Angles
-  
-  

Lattice C/A Ratio
1.29  
99+
1.74  
6

Mechanical

Density
  
  

Density At Room Temperature
8.84 g/cm3  
99+
19.82 g/cm3  
13

Density When Liquid (at m.p.)
8.84 g/cm3  
99+
16.63 g/cm3  
18

Tensile Strength
0.10 MPa  
99+
40.00 MPa  
99+

Viscosity
0.00  
25
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
22
0.00 (Pa)  
28

Vapor Pressure at 2000 K
0.00 (Pa)  
24
2.20 (Pa)  
12

Elasticity properties
  
  

Shear Modulus
30.00 GPa  
27
43.00 GPa  
18

Bulk Modulus
40.00 GPa  
38
100.00 GPa  
16

Young's Modulus
0.00 GPa  
99+
96.00 GPa  
23

Poisson Ratio
0.33  
11
0.21  
33

Other Mechanical Properties
-  
Ductile, Malleable  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
8.84  
99+
19.84  
16

Magnetic Ordering
Paramagnetic  
Paramagnetic  

Permeability
0.00 H/m  
17
0.00 H/m  
16

Susceptibility
0.00  
24
0.00  
21

Electrical Properties
  
  

Electrical Property
-  
Poor Conductor  

Resistivity
6.30 nΩ·m  
99+
1.46 nΩ·m  
99+

Electrical Conductivity
0.14 106/cm Ω  
15
0.01 106/cm Ω  
99+

Electron Affinity
0.00 kJ/mol  
99+
0.60 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
35.50 J/mol·K  
4

Thermal Conductivity
0.00 W/m·K  
99+
6.74 W/m·K  
99+

Critical Temperature
1,133.00 K  
99+
913.00 K  
99+

Thermal Expansion
13.50 µm/(m·K)  
33
46.70 µm/(m·K)  
6

Enthalpy
  
  

Enthalpy of Vaporization
323.80 kJ/mol  
99+
344.00 kJ/mol  
36

Enthalpy of Fusion
14.80 kJ/mol  
24
2.82 kJ/mol  
99+

Enthalpy of Atomization
-  
360.00 kJ/mol  
35

Standard Molar Entropy
63.00 J/mol.K  
24
37.10 J/mol.K  
99+

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