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Livermorium vs Iridium

Livermorium
Iridium
Iridium vs Livermorium


Periodic Table
Symbol
Lv  
Ir  
Group Number
16  
2
9  
9
Period Number
7  
6  
Block
p block  
d block  
Element Family
Probably Post-​Transition  
Transition Metal  
CAS Number
54100719  
3
7439885  
99+
Space Group Name
-  
Fm_ 3m  
Space Group Number
166.00  
9
225.00  
3
Facts
Interesting Facts
Livermorium was first synthesized in 2000 by a joint Russian-American research team.  
  • Iridium element occurs as natural alloys of Platinum and Osmium.
  • Iridium element is known as the most corrosion resistance metal .
  
Sources
Synthetically Produced  
Found in Minerals, Mining, Ores of Minerals  
History
  
  
Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory  
Smithson Tennant  
Discovery
In 2000  
In 1803  
Abundance
  
  
Abundance In Universe
0.00 %  
40
0.00 %  
23
Abundance In Sun
-  
0.00 %  
25
Abundance In Meteorites
0.00 %  
99+
0.00 %  
29
Abundance In Earth's Crust
-  
0.00 %  
99+
Abundance In Oceans
-  
-  
Abundance In Humans
-  
0.00 %  
24
Uses
Uses & Benefits
  • Currently known uses of Livermorium metal are limited to research purpose only.
  
  • Iridium has an anti corrosion properties and it is used in special alloy with Osmium metal and that alloy is used in pen tips and compass bearings.
  
Industrial Uses
-  
Automobile Industry, Electrical Industry, Electronic Industry  
Medical Uses
-  
-  
Other Uses
Research Purposes  
Alloys  
Biological Properties
  
  
Toxicity
-  
Toxic  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
31
0.00 Blood/mg dm-3  
40
In Bone
0.50 p.p.m.  
22
0.00 p.p.m.  
99+
Physical
Melting Point
-  
2,410.00 °C  
7
Boiling Point
3,500.00 °C  
18
4,527.00 °C  
10
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
Silvery White  
Luster
Unknown Luster  
Metallic  
Hardness
  
  
Mohs Hardness
-  
6.50  
5
Brinell Hardness
350.00 MPa  
36
1,670.00 MPa  
5
Vickers Hardness
400.00 MPa  
99+
1,760.00 MPa  
8
Speed of Sound
4,600.00 m/s  
21
4,825.00 m/s  
17
Optical Properties
  
  
Refractive Index
1.90  
18
2.40  
7
Reflectivity
66.00 %  
17
78.00 %  
8
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Lv  
Ir  
Isotopes
  
  
Known Isotopes
5  
32
34  
5
Electronegativity
  
  
Pauling Electronegativity
2.00  
8
2.20  
5
Sanderson Electronegativity
1.90  
13
2.20  
8
Allred Rochow Electronegativity
1.90  
1
1.55  
12
Mulliken-Jaffe Electronegativity
1.90  
13
2.20  
6
Allen Electronegativity
1.90  
8
1.68  
20
Electropositivity
  
  
Pauling Electropositivity
2.00  
99+
1.80  
99+
Ionization Energies
  
  
1st Energy Level
723.60 kJ/mol  
28
880.00 kJ/mol  
9
2nd Energy Level
1,331.50 kJ/mol  
99+
1,600.00 kJ/mol  
36
3rd Energy Level
2,846.30 kJ/mol  
35
2,256.10 kJ/mol  
99+
4th Energy Level
3,811.20 kJ/mol  
99+
880.00 kJ/mol  
99+
5th Energy Level
6,078.60 kJ/mol  
99+
8,800.00 kJ/mol  
8
6th Energy Level
7,090.00 kJ/mol  
99+
8,800.00 kJ/mol  
25
7th Energy level
7,090.00 kJ/mol  
38
8,800.00 kJ/mol  
22
8th Energy Level
7,090.00 kJ/mol  
34
8,800.00 kJ/mol  
22
9th Energy Level
7,090.00 kJ/mol  
31
8,800.00 kJ/mol  
21
10th Energy Level
5,800.00 kJ/mol  
99+
8,800.00 kJ/mol  
23
11th Energy Level
6,200.00 kJ/mol  
99+
8,800.00 kJ/mol  
20
12th Energy Level
7,090.00 kJ/mol  
99+
8,800.00 kJ/mol  
40
13th Energy Level
7,090.00 kJ/mol  
30
8,800.00 kJ/mol  
15
14th Energy Level
1,168.00 kJ/mol  
99+
8,800.00 kJ/mol  
14
15th Energy Level
70,900.00 kJ/mol  
26
88,000.00 kJ/mol  
8
16th Energy Level
58,000.00 kJ/mol  
99+
88,000.00 kJ/mol  
9
17th Energy Level
1,085.00 kJ/mol  
23
880.00 kJ/mol  
26
18th Energy Level
7,090.00 kJ/mol  
32
8,800.00 kJ/mol  
15
19th Energy Level
1,169.70 kJ/mol  
13
880.00 kJ/mol  
24
20th Energy Level
870.00 kJ/mol  
15
880.00 kJ/mol  
14
21st Energy Level
709.00 kJ/mol  
99+
880.00 kJ/mol  
37
22nd Energy Level
370.00 kJ/mol  
99+
880.00 kJ/mol  
12
23rd Energy Level
5,800.00 kJ/mol  
21
8,800.00 kJ/mol  
7
24th Energy Level
548.90 kJ/mol  
99+
880.00 kJ/mol  
8
25th Energy Level
709.00 kJ/mol  
27
880.00 kJ/mol  
6
26th Energy Level
709.00 kJ/mol  
26
880.00 kJ/mol  
6
27th Energy Level
709.00 kJ/mol  
26
880.00 kJ/mol  
5
28th Energy Level
709.00 kJ/mol  
31
880.00 kJ/mol  
8
29th Energy Level
709.00 kJ/mol  
32
880.00 kJ/mol  
9
30th Energy Level
709.00 kJ/mol  
26
880.00 kJ/mol  
6
Electrochemical Equivalent
3.00 g/amp-hr  
21
1.14 g/amp-hr  
99+
Electron Work Function
4.90 eV  
12
4.55 eV  
18
Other Chemical Properties
Chemical Stability, Ionization  
Flammable, Ionization, Radioactive Isotopes, Radioactivity  
Atomic
Atomic Number
116  
2
77  
39
Electron Configuration
[Rn] 5f14 6d10 7s2 7p4  
[Xe] 4f14 5d7 6s2  
Crystal Structure
Not Known  
Face Centered Cubic (FCC)  
Crystal Lattice
Unknown-Crystal-Structure-of-Livermorium.jpg#100  
FCC-Crystal-Structure-of-Iridium.jpg#100  
Atom
  
  
Number of Protons
116  
2
74  
99+
Number of Neutrons
160  
5
110  
28
Number of Electrons
116  
2
74  
99+
Radius of an Atom
  
  
Atomic Radius
183.00 pm  
12
136.00 pm  
99+
Covalent Radius
183.00 pm  
22
141.00 pm  
99+
Van der Waals Radius
0.00 pm  
99+
202.00 pm  
34
Atomic Weight
293.00 amu  
2
192.22 amu  
34
Atomic Volume
22.90 cm3/mol  
16
9.53 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Moscovium
  
Osmium
  
Next Element
No Next Element  
Platinum
  
Valence Electron Potential
0.00 (-eV)  
99+
140.00 (-eV)  
5
Lattice Constant
362.15 pm  
36
383.90 pm  
29
Lattice Angles
-  
π/2, π/2, π/2  
Lattice C/A Ratio
1.60  
22
1.58  
35
Mechanical
Density
  
  
Density At Room Temperature
12.90 g/cm3  
28
22.56 g/cm3  
10
Density When Liquid (at m.p.)
12.90 g/cm3  
30
19.00 g/cm3  
13
Tensile Strength
80.00 MPa  
29
2,000.00 MPa  
2
Viscosity
0.00  
25
0.00  
21
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.00 (Pa)  
99+
0.00 (Pa)  
26
Elasticity properties
  
  
Shear Modulus
28.50 GPa  
30
210.00 GPa  
2
Bulk Modulus
42.00 GPa  
34
320.00 GPa  
3
Young's Modulus
12.50 GPa  
99+
528.00 GPa  
1
Poisson Ratio
0.30  
14
0.26  
22
Other Mechanical Properties
-  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
12.00  
34
21.78  
12
Magnetic Ordering
Paramagnetic  
Paramagnetic  
Permeability
0.00 H/m  
10
0.00 H/m  
16
Susceptibility
0.00  
24
0.00  
5
Electrical Properties
  
  
Electrical Property
-  
Conductor  
Resistivity
0.50 nΩ·m  
99+
47.10 nΩ·m  
99+
Electrical Conductivity
0.00 106/cm Ω  
99+
0.19 106/cm Ω  
10
Electron Affinity
50.00 kJ/mol  
26
151.00 kJ/mol  
4
Thermal
Specific Heat
0.13 J/(kg K)  
40
0.13 J/(kg K)  
40
Molar Heat Capacity
27.00 J/mol·K  
29
25.10 J/mol·K  
99+
Thermal Conductivity
0.00 W/m·K  
99+
147.00 W/m·K  
10
Critical Temperature
1,323.00 K  
99+
2,719.00 K  
8
Thermal Expansion
9.70 µm/(m·K)  
99+
6.40 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
722.00 kJ/mol  
3
799.10 kJ/mol  
1
Enthalpy of Fusion
-  
35.23 kJ/mol  
1
Enthalpy of Atomization
380.50 kJ/mol  
32
837.00 kJ/mol  
1
Standard Molar Entropy
50.20 J/mol.K  
99+
35.50 J/mol.K  
99+
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