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Dubnium Plutonium Comparison

Dubnium
Plutonium
Plutonium Dubnium comparison


Periodic Table
Symbol
Db  
Pu  
Group Number
5  
13
0  
18
Period Number
7  
7  
Block
d block  
f block  
Element Family
Transition Metal  
Actinide  
CAS Number
53850354  
14
7440075  
99+
Space Group Name
-  
P121/m1  
Space Group Number
166.00  
9
11.00  
16
Facts
Interesting Facts
  • IUPAC allotted a temporary name to Dubnium metal as “ Unnilpentium”.
  • In the production of Dubnium, thermal gradient chromatography is used.
  
  • 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
Produced by Bombarding Am243 with Ne22, Synthetically Produced  
Mining, Ores of metals  
History
  
  
Who Discovered
Joint Institute for Nuclear Research  
Glenn T. Seaborg, Arthur Wahl, Joseph W. Kennedy, Edwin McMillan  
Discovery
In 1968  
In Between 1940 1941  
Abundance
  
  
Abundance In Universe
0.00 %  
40
0.00 %  
40
Abundance In Sun
-  
0.00 %  
21
Abundance In Meteorites
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 Dubnium 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
Research Purposes  
Alloys  
Biological Properties
  
  
Toxicity
-  
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
-  
639.50 °C  
99+
Boiling Point
0.00 °C  
99+
3,235.00 °C  
25
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
Silvery White  
Luster
Unknown Luster  
-  
Hardness
  
  
Mohs Hardness
6.00  
6
4.00  
11
Brinell Hardness
330.00 MPa  
38
627.00 MPa  
22
Vickers Hardness
400.00 MPa  
99+
617.00 MPa  
26
Speed of Sound
2,680.00 m/s  
99+
2,260.00 m/s  
99+
Optical Properties
  
  
Refractive Index
1.20  
99+
1.90  
18
Reflectivity
55.00 %  
27
68.00 %  
15
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Db  
Pu  
Isotopes
  
  
Known Isotopes
10  
28
20  
19
Electronegativity
  
  
Pauling Electronegativity
2.20  
5
1.28  
34
Sanderson Electronegativity
1.30  
25
1.28  
26
Allred Rochow Electronegativity
1.30  
25
1.22  
27
Mulliken-Jaffe Electronegativity
1.10  
99+
1.30  
33
Allen Electronegativity
1.30  
40
1.28  
99+
Electropositivity
  
  
Pauling Electropositivity
2.00  
99+
2.72  
21
Ionization Energies
  
  
1st Energy Level
664.80 kJ/mol  
38
584.70 kJ/mol  
99+
2nd Energy Level
1,546.70 kJ/mol  
39
1,128.00 kJ/mol  
99+
3rd Energy Level
2,378.40 kJ/mol  
99+
2,084.00 kJ/mol  
99+
4th Energy Level
3,298.80 kJ/mol  
99+
3,338.00 kJ/mol  
99+
5th Energy Level
4,305.20 kJ/mol  
99+
5,847.00 kJ/mol  
99+
6th Energy Level
12,900.00 kJ/mol  
5
5,847.00 kJ/mol  
99+
7th Energy level
3,300.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+
8th Energy Level
5,280.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+
9th Energy Level
5,780.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+
10th Energy Level
8,830.00 kJ/mol  
22
5,840.00 kJ/mol  
99+
11th Energy Level
3,300.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+
12th Energy Level
88,300.00 kJ/mol  
2
58,400.00 kJ/mol  
18
13th Energy Level
4,760.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+
14th Energy Level
1,120.00 kJ/mol  
99+
5,840.00 kJ/mol  
39
15th Energy Level
33,000.00 kJ/mol  
99+
58,400.00 kJ/mol  
99+
16th Energy Level
33,000.00 kJ/mol  
99+
58,400.00 kJ/mol  
40
17th Energy Level
1,129.00 kJ/mol  
19
584.70 kJ/mol  
99+
18th Energy Level
0.00 kJ/mol  
99+
5,840.00 kJ/mol  
99+
19th Energy Level
1,094.90 kJ/mol  
18
584.70 kJ/mol  
99+
20th Energy Level
0.00 kJ/mol  
99+
584.00 kJ/mol  
99+
21st Energy Level
883.00 kJ/mol  
36
584.70 kJ/mol  
99+
22nd Energy Level
330.00 kJ/mol  
99+
584.00 kJ/mol  
99+
23rd Energy Level
1,150.00 kJ/mol  
33
584.70 kJ/mol  
99+
24th Energy Level
528.30 kJ/mol  
99+
584.70 kJ/mol  
99+
25th Energy Level
0.00 kJ/mol  
99+
584.70 kJ/mol  
99+
26th Energy Level
579.80 kJ/mol  
99+
584.70 kJ/mol  
99+
27th Energy Level
0.00 kJ/mol  
99+
584.70 kJ/mol  
99+
28th Energy Level
1,150.00 kJ/mol  
3
584.70 kJ/mol  
99+
29th Energy Level
1,094.00 kJ/mol  
5
584.70 kJ/mol  
99+
30th Energy Level
0.00 kJ/mol  
99+
584.00 kJ/mol  
99+
Electrochemical Equivalent
3.00 g/amp-hr  
21
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
105  
13
94  
24
Electron Configuration
[Rn] 5f14 6d3 7s2  
[Rn] 5f6 7s2  
Crystal Structure
Body Centered Cubic (BCC)  
Monoclinic (MON)  
Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
MON-Crystal-Structure-of-Plutonium.jpg#100  
Atom
  
  
Number of Protons
105  
13
94  
24
Number of Neutrons
157  
8
150  
12
Number of Electrons
105  
13
94  
24
Radius of an Atom
  
  
Atomic Radius
139.00 pm  
99+
159.00 pm  
30
Covalent Radius
149.00 pm  
37
187.00 pm  
20
Van der Waals Radius
0.00 pm  
99+
200.00 pm  
35
Atomic Weight
268.00 amu  
10
244.00 amu  
19
Atomic Volume
22.80 cm3/mol  
17
12.32 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Rutherfordium
  
Neptunium
  
Next Element
Seaborgium
  
Americium
  
Valence Electron Potential
0.00 (-eV)  
99+
64.90 (-eV)  
21
Lattice Constant
-  
618.30 pm  
4
Lattice Angles
-  
-  
Lattice C/A Ratio
1.63  
14
1.74  
6
Mechanical
Density
  
  
Density At Room Temperature
29.30 g/cm3  
5
19.82 g/cm3  
13
Density When Liquid (at m.p.)
29.30 g/cm3  
6
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)  
30
2.20 (Pa)  
12
Elasticity properties
  
  
Shear Modulus
34.00 GPa  
22
43.00 GPa  
18
Bulk Modulus
39.00 GPa  
39
100.00 GPa  
16
Young's Modulus
0.00 GPa  
99+
96.00 GPa  
23
Poisson Ratio
0.39  
5
0.21  
33
Other Mechanical Properties
-  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
39.00  
3
19.84  
16
Magnetic Ordering
-  
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
6.80 nΩ·m  
99+
1.46 nΩ·m  
99+
Electrical Conductivity
0.00 106/cm Ω  
99+
0.01 106/cm Ω  
99+
Electron Affinity
-  
0.60 kJ/mol  
99+
Thermal
Specific Heat
0.10 J/(kg K)  
99+
0.13 J/(kg K)  
40
Molar Heat Capacity
29.30 J/mol·K  
11
35.50 J/mol·K  
4
Thermal Conductivity
0.00 W/m·K  
99+
6.74 W/m·K  
99+
Critical Temperature
1,323.00 K  
99+
913.00 K  
99+
Thermal Expansion
13.20 µm/(m·K)  
37
46.70 µm/(m·K)  
6
Enthalpy
  
  
Enthalpy of Vaporization
289.70 kJ/mol  
99+
344.00 kJ/mol  
36
Enthalpy of Fusion
-  
2.82 kJ/mol  
99+
Enthalpy of Atomization
-  
360.00 kJ/mol  
35
Standard Molar Entropy
55.00 J/mol.K  
34
37.10 J/mol.K  
99+
Summary >>
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