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Flerovium vs Nihonium

Flerovium
Nihonium
Nihonium vs Flerovium


Periodic Table
Symbol
Fl  
Nh  
Group Number
14  
4
13  
5
Period Number
7  
7  
Block
p block  
p block  
Element Family
Post-​Transition  
Probably Post-​Transition  
CAS Number
54085164  
5
54084707  
6
Space Group Name
-  
-  
Space Group Number
198.00  
6
194.00  
7
Facts
Interesting Facts
Flerovium is named after the Flerov Laboratory of Nuclear Reactions.  
Nihonium is a synthetic chemical element and is highly radioactive.  
Sources
-  
Synthetically Produced  
History
  
  
Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  
Discovery
In 1999  
In 2003  
Abundance
  
  
Abundance In Universe
0.00 %  
40
0.00 %  
40
Abundance In Sun
-  
-  
Abundance In Meteorites
0.00 %  
99+
-  
Abundance In Earth's Crust
-  
-  
Abundance In Oceans
-  
-  
Abundance In Humans
-  
-  
Uses
Uses & Benefits
  • Currently known uses of Flerovium metal are limited to research purpose only.
  
  • Currently known uses of Ununtrium metal are limited to research purpose only.
  
Industrial Uses
-  
-  
Medical Uses
-  
-  
Other Uses
Alloys, Research Purposes  
Research Purposes  
Biological Properties
  
  
Toxicity
-  
-  
Present in Human Body
No  
No  
In Blood
0.00 Blood/mg dm-3  
40
0.00 Blood/mg dm-3  
29
In Bone
0.00 p.p.m.  
99+
0.20 p.p.m.  
27
Physical
Melting Point
67.00 °C  
99+
430.00 °C  
99+
Boiling Point
147.00 °C  
99+
1,130.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
-  
Luster
Unknown Luster  
Unknown Luster  
Hardness
  
  
Mohs Hardness
4.00  
11
-  
Brinell Hardness
350.00 MPa  
36
600.00 MPa  
24
Vickers Hardness
450.00 MPa  
38
350.00 MPa  
99+
Speed of Sound
3,200.00 m/s  
35
3,600.00 m/s  
29
Optical Properties
  
  
Refractive Index
1.30  
99+
1.30  
99+
Reflectivity
68.00 %  
15
60.00 %  
23
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Fl  
Nh  
Isotopes
  
  
Known Isotopes
1  
34
7  
31
Electronegativity
  
  
Pauling Electronegativity
2.60  
1
1.30  
33
Sanderson Electronegativity
1.30  
25
1.90  
13
Allred Rochow Electronegativity
1.30  
25
1.30  
25
Mulliken-Jaffe Electronegativity
1.30  
33
1.00  
99+
Allen Electronegativity
1.30  
40
0.70  
99+
Electropositivity
  
  
Pauling Electropositivity
2.00  
99+
2.20  
39
Ionization Energies
  
  
1st Energy Level
823.90 kJ/mol  
13
704.90 kJ/mol  
34
2nd Energy Level
1,601.60 kJ/mol  
35
2,238.50 kJ/mol  
7
3rd Energy Level
3,367.30 kJ/mol  
18
3,023.30 kJ/mol  
26
4th Energy Level
4,399.70 kJ/mol  
37
4,351.50 kJ/mol  
39
5th Energy Level
5,847.00 kJ/mol  
99+
5,692.60 kJ/mol  
99+
6th Energy Level
11,400.00 kJ/mol  
9
7,000.00 kJ/mol  
99+
7th Energy level
5,400.00 kJ/mol  
99+
7,040.00 kJ/mol  
40
8th Energy Level
6,700.00 kJ/mol  
39
7,040.00 kJ/mol  
36
9th Energy Level
5,840.00 kJ/mol  
99+
7,040.00 kJ/mol  
33
10th Energy Level
6,000.00 kJ/mol  
99+
7,040.00 kJ/mol  
37
11th Energy Level
6,000.00 kJ/mol  
99+
7,040.00 kJ/mol  
35
12th Energy Level
36,400.00 kJ/mol  
24
70,000.00 kJ/mol  
5
13th Energy Level
5,400.00 kJ/mol  
99+
7,000.00 kJ/mol  
34
14th Energy Level
1,145.00 kJ/mol  
99+
7,000.00 kJ/mol  
24
15th Energy Level
67,000.00 kJ/mol  
33
70,000.00 kJ/mol  
30
16th Energy Level
36,400.00 kJ/mol  
99+
70,000.00 kJ/mol  
25
17th Energy Level
1,144.00 kJ/mol  
17
540.00 kJ/mol  
99+
18th Energy Level
3,400.00 kJ/mol  
99+
3,200.00 kJ/mol  
99+
19th Energy Level
1,127.50 kJ/mol  
16
540.20 kJ/mol  
99+
20th Energy Level
800.00 kJ/mol  
24
700.00 kJ/mol  
36
21st Energy Level
670.00 kJ/mol  
99+
1,130.00 kJ/mol  
29
22nd Energy Level
340.00 kJ/mol  
99+
558.00 kJ/mol  
99+
23rd Energy Level
1,120.00 kJ/mol  
34
7,000.00 kJ/mol  
11
24th Energy Level
540.10 kJ/mol  
99+
700.00 kJ/mol  
29
25th Energy Level
0.00 kJ/mol  
99+
0.00 kJ/mol  
99+
26th Energy Level
540.10 kJ/mol  
99+
586.20 kJ/mol  
99+
27th Energy Level
540.00 kJ/mol  
99+
704.90 kJ/mol  
28
28th Energy Level
800.00 kJ/mol  
18
704.90 kJ/mol  
33
29th Energy Level
800.10 kJ/mol  
17
704.90 kJ/mol  
34
30th Energy Level
0.00 kJ/mol  
99+
704.00 kJ/mol  
28
Electrochemical Equivalent
3.00 g/amp-hr  
21
3.00 g/amp-hr  
21
Electron Work Function
4.90 eV  
12
4.90 eV  
12
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Chemical Stability, Ionization  
Atomic
Atomic Number
114  
4
113  
5
Electron Configuration
[Rn] 5f14 6d10 7s2 7p2  
[Rn] 5f14 6d10 7s2 7p1  
Crystal Structure
Not Known  
Not Known  
Crystal Lattice
Unknown-Crystal-Structure-of-Flerovium.jpg#100  
Unknown-Crystal-Structure-of-Ununtrium.jpg#100  
Atom
  
  
Number of Protons
114  
4
113  
5
Number of Neutrons
184  
2
150  
12
Number of Electrons
114  
4
113  
5
Radius of an Atom
  
  
Atomic Radius
180.00 pm  
16
170.00 pm  
24
Covalent Radius
171.00 pm  
26
170.00 pm  
27
Van der Waals Radius
0.00 pm  
99+
320.00 pm  
3
Atomic Weight
289.00 amu  
3
286.00 amu  
4
Atomic Volume
14.00 cm3/mol  
99+
21.10 cm3/mol  
24
Adjacent Atomic Numbers
  
  
Previous Element
Nihonium
  
Copernicium
  
Next Element
Moscovium
  
Flerovium
  
Valence Electron Potential
0.00 (-eV)  
99+
6.20 (-eV)  
99+
Lattice Constant
-  
0.00 pm  
99+
Lattice Angles
-  
-  
Lattice C/A Ratio
1.60  
22
1.58  
35
Mechanical
Density
  
  
Density At Room Temperature
14.00 g/cm3  
24
16.00 g/cm3  
19
Density When Liquid (at m.p.)
14.00 g/cm3  
24
16.00 g/cm3  
19
Tensile Strength
0.10 MPa  
99+
80.00 MPa  
29
Viscosity
0.00  
25
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.00 (Pa)  
30
0.00 (Pa)  
37
Elasticity properties
  
  
Shear Modulus
35.00 GPa  
21
40.00 GPa  
19
Bulk Modulus
15.00 GPa  
99+
0.00 GPa  
99+
Young's Modulus
0.00 GPa  
99+
12.20 GPa  
99+
Poisson Ratio
0.30  
14
0.30  
14
Other Mechanical Properties
-  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
14.00  
25
16.00  
21
Magnetic Ordering
-  
-  
Permeability
0.00 H/m  
15
0.00 H/m  
5
Susceptibility
0.00  
24
0.00  
24
Electrical Properties
  
  
Electrical Property
-  
-  
Resistivity
5.40 nΩ·m  
99+
0.32 nΩ·m  
99+
Electrical Conductivity
0.00 106/cm Ω  
99+
0.00 106/cm Ω  
99+
Electron Affinity
-  
0.00 kJ/mol  
99+
Thermal
Specific Heat
0.10 J/(kg K)  
99+
0.12 J/(kg K)  
99+
Molar Heat Capacity
27.00 J/mol·K  
29
27.00 J/mol·K  
29
Thermal Conductivity
0.00 W/m·K  
99+
1.70 W/m·K  
99+
Critical Temperature
340.00 K  
99+
700.00 K  
99+
Thermal Expansion
7.10 µm/(m·K)  
99+
6.20 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
337.40 kJ/mol  
38
410.80 kJ/mol  
23
Enthalpy of Fusion
14.50 kJ/mol  
26
-  
Enthalpy of Atomization
-  
320.70 kJ/mol  
99+
Standard Molar Entropy
57.00 J/mol.K  
30
65.00 J/mol.K  
17
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