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Uranium vs Nihonium

Uranium
Nihonium
Nihonium vs Uranium


Periodic Table
Symbol
U  
Nh  
Group Number
0  
18
13  
5
Period Number
7  
7  
Block
f block  
p block  
Element Family
Actinide  
Probably Post-​Transition  
CAS Number
7440611  
28
54084707  
6
Space Group Name
Cmcm  
-  
Space Group Number
63.00  
13
194.00  
7
Facts
Interesting Facts
  • Major mining countries of Uranium include Russia, Australia, Namibia, Canada and Niger and total 33% Uranium are mine in Kazakhstan.
  
Nihonium is a synthetic chemical element and is highly radioactive.  
Sources
Earth's crust, Mining, Ores of Minerals  
Synthetically Produced  
History
  
  
Who Discovered
-  
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  
Discovery
In 1789  
In 2003  
Abundance
  
  
Abundance In Universe
0.00 %  
30
0.00 %  
40
Abundance In Sun
0.00 %  
26
-  
Abundance In Meteorites
0.00 %  
99+
-  
Abundance In Earth's Crust
0.00 %  
36
-  
Abundance In Oceans
0.00 %  
11
-  
Abundance In Humans
0.00 %  
24
-  
Uses
Uses & Benefits
  • The main use of this metal include nuclear fuel which is used to generate electricity yin nuclear power stations.
  • Synthetic elements like transuranium are made from Uranium metal.
  
  • Currently known uses of Ununtrium metal are limited to research purpose only.
  
Industrial Uses
Ammunition Industry, Chemical Industry  
-  
Medical Uses
-  
-  
Other Uses
Alloys, Jewellery, Nuclear Reactor's Fuel, Sculptures, Statues  
Research Purposes  
Biological Properties
  
  
Toxicity
Toxic  
-  
Present in Human Body
No  
No  
In Blood
0.00 Blood/mg dm-3  
37
0.00 Blood/mg dm-3  
29
In Bone
1.20 p.p.m.  
19
0.20 p.p.m.  
27
Physical
Melting Point
1,132.00 °C  
39
430.00 °C  
99+
Boiling Point
3,818.00 °C  
16
1,130.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery Gray  
-  
Luster
Metallic  
Unknown Luster  
Hardness
  
  
Mohs Hardness
6.00  
6
-  
Brinell Hardness
2,350.00 MPa  
2
600.00 MPa  
24
Vickers Hardness
1,960.00 MPa  
6
350.00 MPa  
99+
Speed of Sound
3,155.00 m/s  
36
3,600.00 m/s  
29
Optical Properties
  
  
Refractive Index
1.38  
40
1.30  
99+
Reflectivity
80.00 %  
7
60.00 %  
23
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
U  
Nh  
Isotopes
  
  
Known Isotopes
25  
14
7  
31
Electronegativity
  
  
Pauling Electronegativity
1.38  
29
1.30  
33
Sanderson Electronegativity
1.38  
22
1.90  
13
Allred Rochow Electronegativity
1.22  
27
1.30  
25
Mulliken-Jaffe Electronegativity
1.38  
29
1.00  
99+
Allen Electronegativity
1.38  
36
0.70  
99+
Electropositivity
  
  
Pauling Electropositivity
2.62  
26
2.20  
39
Ionization Energies
  
  
1st Energy Level
597.60 kJ/mol  
99+
704.90 kJ/mol  
34
2nd Energy Level
1,420.00 kJ/mol  
99+
2,238.50 kJ/mol  
7
3rd Energy Level
1,900.00 kJ/mol  
99+
3,023.30 kJ/mol  
26
4th Energy Level
3,145.00 kJ/mol  
99+
4,351.50 kJ/mol  
39
5th Energy Level
5,976.00 kJ/mol  
99+
5,692.60 kJ/mol  
99+
6th Energy Level
5,976.00 kJ/mol  
99+
7,000.00 kJ/mol  
99+
7th Energy level
5,970.00 kJ/mol  
99+
7,040.00 kJ/mol  
40
8th Energy Level
5,976.00 kJ/mol  
99+
7,040.00 kJ/mol  
36
9th Energy Level
5,976.00 kJ/mol  
99+
7,040.00 kJ/mol  
33
10th Energy Level
5,976.00 kJ/mol  
99+
7,040.00 kJ/mol  
37
11th Energy Level
5,976.00 kJ/mol  
99+
7,040.00 kJ/mol  
35
12th Energy Level
5,970.00 kJ/mol  
99+
70,000.00 kJ/mol  
5
13th Energy Level
5,970.00 kJ/mol  
99+
7,000.00 kJ/mol  
34
14th Energy Level
5,970.00 kJ/mol  
34
7,000.00 kJ/mol  
24
15th Energy Level
59,700.00 kJ/mol  
99+
70,000.00 kJ/mol  
30
16th Energy Level
59,700.00 kJ/mol  
35
70,000.00 kJ/mol  
25
17th Energy Level
597.60 kJ/mol  
99+
540.00 kJ/mol  
99+
18th Energy Level
5,976.00 kJ/mol  
99+
3,200.00 kJ/mol  
99+
19th Energy Level
597.60 kJ/mol  
99+
540.20 kJ/mol  
99+
20th Energy Level
597.00 kJ/mol  
99+
700.00 kJ/mol  
36
21st Energy Level
597.60 kJ/mol  
99+
1,130.00 kJ/mol  
29
22nd Energy Level
597.00 kJ/mol  
99+
558.00 kJ/mol  
99+
23rd Energy Level
597.60 kJ/mol  
99+
7,000.00 kJ/mol  
11
24th Energy Level
597.60 kJ/mol  
99+
700.00 kJ/mol  
29
25th Energy Level
597.60 kJ/mol  
99+
0.00 kJ/mol  
99+
26th Energy Level
597.60 kJ/mol  
99+
586.20 kJ/mol  
99+
27th Energy Level
597.60 kJ/mol  
99+
704.90 kJ/mol  
28
28th Energy Level
597.60 kJ/mol  
99+
704.90 kJ/mol  
33
29th Energy Level
597.60 kJ/mol  
99+
704.90 kJ/mol  
34
30th Energy Level
597.60 kJ/mol  
99+
704.00 kJ/mol  
28
Electrochemical Equivalent
1.48 g/amp-hr  
99+
3.00 g/amp-hr  
21
Electron Work Function
3.63 eV  
99+
4.90 eV  
12
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Chemical Stability, Ionization  
Atomic
Atomic Number
92  
26
113  
5
Electron Configuration
[Rn] 5f3 6d1 7s2  
[Rn] 5f14 6d10 7s2 7p1  
Crystal Structure
Orthorhombic (ORTH)  
Not Known  
Crystal Lattice
ORTH-Crystal-Structure-of-Uranium.jpg#100  
Unknown-Crystal-Structure-of-Ununtrium.jpg#100  
Atom
  
  
Number of Protons
92  
26
113  
5
Number of Neutrons
146  
14
150  
12
Number of Electrons
92  
26
113  
5
Radius of an Atom
  
  
Atomic Radius
156.00 pm  
31
170.00 pm  
24
Covalent Radius
196.00 pm  
14
170.00 pm  
27
Van der Waals Radius
186.00 pm  
40
320.00 pm  
3
Atomic Weight
238.03 amu  
21
286.00 amu  
4
Atomic Volume
12.59 cm3/mol  
99+
21.10 cm3/mol  
24
Adjacent Atomic Numbers
  
  
Previous Element
Protactinium
  
Copernicium
  
Next Element
Neptunium
  
Flerovium
  
Valence Electron Potential
170.00 (-eV)  
4
6.20 (-eV)  
99+
Lattice Constant
295.08 pm  
99+
0.00 pm  
99+
Lattice Angles
π/2, π/2, π/2  
-  
Lattice C/A Ratio
1.02  
99+
1.58  
35
Mechanical
Density
  
  
Density At Room Temperature
19.10 g/cm3  
17
16.00 g/cm3  
19
Density When Liquid (at m.p.)
17.30 g/cm3  
17
16.00 g/cm3  
19
Tensile Strength
100.00 MPa  
28
80.00 MPa  
29
Viscosity
0.00  
21
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.01 (Pa)  
20
0.00 (Pa)  
37
Elasticity properties
  
  
Shear Modulus
111.00 GPa  
10
40.00 GPa  
19
Bulk Modulus
100.00 GPa  
16
0.00 GPa  
99+
Young's Modulus
208.00 GPa  
11
12.20 GPa  
99+
Poisson Ratio
0.23  
30
0.30  
14
Other Mechanical Properties
Ductile, Malleable  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
18.80  
19
16.00  
21
Magnetic Ordering
Paramagnetic  
-  
Permeability
0.00 H/m  
16
0.00 H/m  
5
Susceptibility
0.00  
24
0.00  
24
Electrical Properties
  
  
Electrical Property
Poor Conductor  
-  
Resistivity
0.28 nΩ·m  
99+
0.32 nΩ·m  
99+
Electrical Conductivity
0.04 106/cm Ω  
99+
0.00 106/cm Ω  
99+
Electron Affinity
50.60 kJ/mol  
25
0.00 kJ/mol  
99+
Thermal
Specific Heat
0.12 J/(kg K)  
99+
0.12 J/(kg K)  
99+
Molar Heat Capacity
27.67 J/mol·K  
18
27.00 J/mol·K  
29
Thermal Conductivity
27.50 W/m·K  
99+
1.70 W/m·K  
99+
Critical Temperature
1,405.00 K  
99+
700.00 K  
99+
Thermal Expansion
13.90 µm/(m·K)  
30
6.20 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
477.00 kJ/mol  
18
410.80 kJ/mol  
23
Enthalpy of Fusion
15.48 kJ/mol  
19
-  
Enthalpy of Atomization
489.50 kJ/mol  
18
320.70 kJ/mol  
99+
Standard Molar Entropy
50.20 J/mol.K  
99+
65.00 J/mol.K  
17
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