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Nihonium vs Lawrencium

Nihonium
Lawrencium
Lawrencium vs Nihonium


Periodic Table
Symbol
Nh  
Lr  
Group Number
13  
5
3  
15
Period Number
7  
7  
Block
p block  
d block  
Element Family
Probably Post-​Transition  
Actinide  
CAS Number
54084707  
6
22537195  
15
Space Group Name
-  
-  
Space Group Number
194.00  
7
225.00  
3
Facts
Interesting Facts
Nihonium is a synthetic chemical element and is highly radioactive.  
  • It is synthetically produced metal.
  • Radiation hazard can be produce by it.
  
Sources
Synthetically Produced  
Bombarding Californium-252 with Boron Nuclei, Found in Minerals, Mining  
History
  
  
Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  
Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research  
Discovery
In 2003  
In 1961–1971  
Abundance
  
  
Abundance In Universe
0.00 %  
40
0.00 %  
40
Abundance In Sun
-  
-  
Abundance In Meteorites
-  
0.00 %  
99+
Abundance In Earth's Crust
-  
0.00 %  
99+
Abundance In Oceans
-  
-  
Abundance In Humans
-  
-  
Uses
Uses & Benefits
  • Currently known uses of Ununtrium metal are limited to research purpose only.
  
  • Currently known uses of Lawrencium metal are limited to research purpose only.
  
Industrial Uses
-  
-  
Medical Uses
-  
-  
Other Uses
Research Purposes  
-  
Biological Properties
  
  
Toxicity
-  
-  
Present in Human Body
No  
No  
In Blood
0.00 Blood/mg dm-3  
29
0.00 Blood/mg dm-3  
40
In Bone
0.20 p.p.m.  
27
0.00 p.p.m.  
99+
Physical
Melting Point
430.00 °C  
99+
1,627.00 °C  
20
Boiling Point
1,130.00 °C  
99+
0.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
Silver  
Luster
Unknown Luster  
Unknown Luster  
Hardness
  
  
Mohs Hardness
-  
-  
Brinell Hardness
600.00 MPa  
24
500.00 MPa  
28
Vickers Hardness
350.00 MPa  
99+
500.00 MPa  
35
Speed of Sound
3,600.00 m/s  
29
2,760.00 m/s  
99+
Optical Properties
  
  
Refractive Index
1.30  
99+
1.30  
99+
Reflectivity
60.00 %  
23
65.00 %  
18
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Nh  
Lr  
Isotopes
  
  
Known Isotopes
7  
31
10  
28
Electronegativity
  
  
Pauling Electronegativity
1.30  
33
1.30  
33
Sanderson Electronegativity
1.90  
13
1.30  
25
Allred Rochow Electronegativity
1.30  
25
1.30  
25
Mulliken-Jaffe Electronegativity
1.00  
99+
1.30  
33
Allen Electronegativity
0.70  
99+
1.30  
40
Electropositivity
  
  
Pauling Electropositivity
2.20  
39
2.00  
99+
Ionization Energies
  
  
1st Energy Level
704.90 kJ/mol  
34
470.00 kJ/mol  
99+
2nd Energy Level
2,238.50 kJ/mol  
7
1,428.00 kJ/mol  
99+
3rd Energy Level
3,023.30 kJ/mol  
26
2,228.00 kJ/mol  
99+
4th Energy Level
4,351.50 kJ/mol  
39
4,910.00 kJ/mol  
31
5th Energy Level
5,692.60 kJ/mol  
99+
4,780.00 kJ/mol  
99+
6th Energy Level
7,000.00 kJ/mol  
99+
4,780.00 kJ/mol  
99+
7th Energy level
7,040.00 kJ/mol  
40
4,780.00 kJ/mol  
99+
8th Energy Level
7,040.00 kJ/mol  
36
4,780.00 kJ/mol  
99+
9th Energy Level
7,040.00 kJ/mol  
33
4,780.00 kJ/mol  
99+
10th Energy Level
7,040.00 kJ/mol  
37
5,800.00 kJ/mol  
99+
11th Energy Level
7,040.00 kJ/mol  
35
5,800.00 kJ/mol  
99+
12th Energy Level
70,000.00 kJ/mol  
5
47,800.00 kJ/mol  
22
13th Energy Level
7,000.00 kJ/mol  
34
4,780.00 kJ/mol  
99+
14th Energy Level
7,000.00 kJ/mol  
24
1,186.00 kJ/mol  
99+
15th Energy Level
70,000.00 kJ/mol  
30
47,800.00 kJ/mol  
99+
16th Energy Level
70,000.00 kJ/mol  
25
470.00 kJ/mol  
99+
17th Energy Level
540.00 kJ/mol  
99+
1,186.00 kJ/mol  
15
18th Energy Level
3,200.00 kJ/mol  
99+
4,780.00 kJ/mol  
99+
19th Energy Level
540.20 kJ/mol  
99+
1,186.00 kJ/mol  
12
20th Energy Level
700.00 kJ/mol  
36
860.00 kJ/mol  
17
21st Energy Level
1,130.00 kJ/mol  
29
1,186.00 kJ/mol  
27
22nd Energy Level
558.00 kJ/mol  
99+
388.00 kJ/mol  
99+
23rd Energy Level
7,000.00 kJ/mol  
11
1,180.00 kJ/mol  
32
24th Energy Level
700.00 kJ/mol  
29
546.10 kJ/mol  
99+
25th Energy Level
0.00 kJ/mol  
99+
0.00 kJ/mol  
99+
26th Energy Level
586.20 kJ/mol  
99+
594.70 kJ/mol  
99+
27th Energy Level
704.90 kJ/mol  
28
470.00 kJ/mol  
99+
28th Energy Level
704.90 kJ/mol  
33
478.00 kJ/mol  
99+
29th Energy Level
704.90 kJ/mol  
34
580.00 kJ/mol  
99+
30th Energy Level
704.00 kJ/mol  
28
0.00 kJ/mol  
99+
Electrochemical Equivalent
3.00 g/amp-hr  
21
3.23 g/amp-hr  
12
Electron Work Function
4.90 eV  
12
4.90 eV  
12
Other Chemical Properties
Chemical Stability, Ionization  
Ionization, Radioactive Isotopes  
Atomic
Atomic Number
113  
5
103  
15
Electron Configuration
[Rn] 5f14 6d10 7s2 7p1  
[Rn] 5f14 7s2 7p1  
Crystal Structure
Not Known  
Hexagonal Close Packed (HCP)  
Crystal Lattice
Unknown-Crystal-Structure-of-Ununtrium.jpg#100  
BCC-Crystal-Structure-.jpg#100  
Atom
  
  
Number of Protons
113  
5
103  
15
Number of Neutrons
150  
12
157  
8
Number of Electrons
113  
5
103  
15
Radius of an Atom
  
  
Atomic Radius
170.00 pm  
24
162.00 pm  
28
Covalent Radius
170.00 pm  
27
162.00 pm  
31
Van der Waals Radius
320.00 pm  
3
246.00 pm  
12
Atomic Weight
286.00 amu  
4
266.00 amu  
12
Atomic Volume
21.10 cm3/mol  
24
35.10 cm3/mol  
7
Adjacent Atomic Numbers
  
  
Previous Element
Copernicium
  
Nobelium
  
Next Element
Flerovium
  
Rutherfordium
  
Valence Electron Potential
6.20 (-eV)  
99+
0.00 (-eV)  
99+
Lattice Constant
0.00 pm  
99+
530.00 pm  
14
Lattice Angles
-  
-  
Lattice C/A Ratio
1.58  
35
1.60  
22
Mechanical
Density
  
  
Density At Room Temperature
16.00 g/cm3  
19
15.00 g/cm3  
22
Density When Liquid (at m.p.)
16.00 g/cm3  
19
15.60 g/cm3  
20
Tensile Strength
80.00 MPa  
29
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)  
37
0.00 (Pa)  
37
Elasticity properties
  
  
Shear Modulus
40.00 GPa  
19
30.00 GPa  
27
Bulk Modulus
0.00 GPa  
99+
15.00 GPa  
99+
Young's Modulus
12.20 GPa  
99+
210.00 GPa  
10
Poisson Ratio
0.30  
14
0.32  
12
Other Mechanical Properties
-  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
16.00  
21
15.60  
22
Magnetic Ordering
-  
-  
Permeability
0.00 H/m  
5
0.00 H/m  
13
Susceptibility
0.00  
24
0.00  
23
Electrical Properties
  
  
Electrical Property
-  
-  
Resistivity
0.32 nΩ·m  
99+
8.37 nΩ·m  
99+
Electrical Conductivity
0.00 106/cm Ω  
99+
0.00 106/cm Ω  
99+
Electron Affinity
0.00 kJ/mol  
99+
50.00 kJ/mol  
26
Thermal
Specific Heat
0.12 J/(kg K)  
99+
0.22 J/(kg K)  
29
Molar Heat Capacity
27.00 J/mol·K  
29
27.00 J/mol·K  
29
Thermal Conductivity
1.70 W/m·K  
99+
0.00 W/m·K  
99+
Critical Temperature
700.00 K  
99+
1,323.00 K  
99+
Thermal Expansion
6.20 µm/(m·K)  
99+
8.50 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
410.80 kJ/mol  
23
341.90 kJ/mol  
37
Enthalpy of Fusion
-  
-  
Enthalpy of Atomization
320.70 kJ/mol  
99+
580.00 kJ/mol  
14
Standard Molar Entropy
65.00 J/mol.K  
17
54.80 J/mol.K  
35
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