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Copernicium Iridium Comparison


Iridium Copernicium comparison


Periodic Table

Symbol
Cn  
Ir  

Group Number
12  
6
9  
9

Period Number
7  
6  

Block
d block  
d block  

Element Family
Transition Metal  
Transition Metal  

CAS Number
54084263  
7
7439885  
99+

Space Group Name
-  
Fm_ 3m  

Space Group Number
187.00  
8
225.00  
3

Facts

Interesting Facts
Copernicium was first synthesized in 1996 by a German 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
Gesellschaft für Schwerionenforschung  
Smithson Tennant  

Discovery
In 1996  
In 1803  

Abundance
  
  

Abundance In Universe
0.00 %  
39
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+
0.00 %  
99+

Abundance In Oceans
-  
-  

Abundance In Humans
-  
0.00 %  
24

Uses

Uses & Benefits
  • Currently known uses of Copernicium 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  
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
-  
2,410.00 °C  
7

Boiling Point
0.00 °C  
99+
4,527.00 °C  
10

Appearance
  
  

Physical State
Solid  
Solid  

Color
-  
Silvery White  

Luster
Unknown Luster  
Metallic  

Hardness
  
  

Mohs Hardness
4.00  
11
6.50  
5

Brinell Hardness
240.00 MPa  
99+
1,670.00 MPa  
5

Vickers Hardness
3,570.00 MPa  
2
1,760.00 MPa  
8

Speed of Sound
3,570.00 m/s  
30
4,825.00 m/s  
17

Optical Properties
  
  

Refractive Index
1.90  
18
2.40  
7

Reflectivity
45.00 %  
32
78.00 %  
8

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Cn  
Ir  

Isotopes
  
  

Known Isotopes
1  
34
34  
5

Electronegativity
  
  

Pauling Electronegativity
1.90  
12
2.20  
5

Sanderson Electronegativity
1.30  
25
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
1,154.90 kJ/mol  
2
880.00 kJ/mol  
9

2nd Energy Level
2,170.00 kJ/mol  
9
1,600.00 kJ/mol  
36

3rd Energy Level
4,245.40 kJ/mol  
9
2,256.10 kJ/mol  
99+

4th Energy Level
5,499.70 kJ/mol  
23
880.00 kJ/mol  
99+

5th Energy Level
3,570.00 kJ/mol  
99+
8,800.00 kJ/mol  
8

6th Energy Level
7,030.00 kJ/mol  
99+
8,800.00 kJ/mol  
25

7th Energy level
3,570.00 kJ/mol  
99+
8,800.00 kJ/mol  
22

8th Energy Level
4,480.00 kJ/mol  
99+
8,800.00 kJ/mol  
22

9th Energy Level
5,850.00 kJ/mol  
99+
8,800.00 kJ/mol  
21

10th Energy Level
4,480.00 kJ/mol  
99+
8,800.00 kJ/mol  
23

11th Energy Level
3,570.00 kJ/mol  
99+
8,800.00 kJ/mol  
20

12th Energy Level
35,700.00 kJ/mol  
26
8,800.00 kJ/mol  
40

13th Energy Level
4,480.00 kJ/mol  
99+
8,800.00 kJ/mol  
15

14th Energy Level
1,157.00 kJ/mol  
99+
8,800.00 kJ/mol  
14

15th Energy Level
35,700.00 kJ/mol  
99+
88,000.00 kJ/mol  
8

16th Energy Level
35,700.00 kJ/mol  
99+
88,000.00 kJ/mol  
9

17th Energy Level
1,157.00 kJ/mol  
16
880.00 kJ/mol  
26

18th Energy Level
3,570.00 kJ/mol  
99+
8,800.00 kJ/mol  
15

19th Energy Level
1,157.60 kJ/mol  
14
880.00 kJ/mol  
24

20th Energy Level
0.00 kJ/mol  
99+
880.00 kJ/mol  
14

21st Energy Level
1,157.00 kJ/mol  
28
880.00 kJ/mol  
37

22nd Energy Level
357.00 kJ/mol  
99+
880.00 kJ/mol  
12

23rd Energy Level
357.60 kJ/mol  
99+
8,800.00 kJ/mol  
7

24th Energy Level
357.60 kJ/mol  
99+
880.00 kJ/mol  
8

25th Energy Level
0.00 kJ/mol  
99+
880.00 kJ/mol  
6

26th Energy Level
357.60 kJ/mol  
99+
880.00 kJ/mol  
6

27th Energy Level
0.00 kJ/mol  
99+
880.00 kJ/mol  
5

28th Energy Level
1,157.00 kJ/mol  
2
880.00 kJ/mol  
8

29th Energy Level
1,157.00 kJ/mol  
3
880.00 kJ/mol  
9

30th Energy Level
357.60 kJ/mol  
99+
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
Ionization, Radioactive Isotopes, Radioactivity  
Flammable, Ionization, Radioactive Isotopes, Radioactivity  

Atomic

Atomic Number
112  
6
77  
39

Electron Configuration
[Rn] 5f14 6d10 7s2  
[Xe] 4f14 5d7 6s2  

Crystal Structure
Hexagonal Close Packed (HCP)  
Face Centered Cubic (FCC)  

Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
FCC-Crystal-Structure-of-Iridium.jpg#100  

Atom
  
  

Number of Protons
112  
6
74  
99+

Number of Neutrons
285  
1
110  
28

Number of Electrons
112  
6
74  
99+

Radius of an Atom
  
  

Atomic Radius
147.00 pm  
36
136.00 pm  
99+

Covalent Radius
122.00 pm  
99+
141.00 pm  
99+

Van der Waals Radius
0.00 pm  
99+
202.00 pm  
34

Atomic Weight
285.00 amu  
5
192.22 amu  
34

Atomic Volume
17.80 cm3/mol  
99+
9.53 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Osmium
  

Next Element
Nihonium
  
Platinum
  

Valence Electron Potential
0.00 (-eV)  
99+
140.00 (-eV)  
5

Lattice Constant
-  
383.90 pm  
29

Lattice Angles
-  
π/2, π/2, π/2  

Lattice C/A Ratio
1.58  
36
1.58  
35

Mechanical

Density
  
  

Density At Room Temperature
23.70 g/cm3  
7
22.56 g/cm3  
10

Density When Liquid (at m.p.)
23.70 g/cm3  
8
19.00 g/cm3  
13

Tensile Strength
0.10 MPa  
99+
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)  
37
0.00 (Pa)  
26

Elasticity properties
  
  

Shear Modulus
31.00 GPa  
25
210.00 GPa  
2

Bulk Modulus
35.00 GPa  
99+
320.00 GPa  
3

Young's Modulus
0.00 GPa  
99+
528.00 GPa  
1

Poisson Ratio
0.35  
9
0.26  
22

Other Mechanical Properties
-  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
23.70  
9
21.78  
12

Magnetic Ordering
-  
Paramagnetic  

Permeability
0.00 H/m  
17
0.00 H/m  
16

Susceptibility
0.00  
24
0.00  
5

Electrical Properties
  
  

Electrical Property
-  
Conductor  

Resistivity
4.90 nΩ·m  
99+
47.10 nΩ·m  
99+

Electrical Conductivity
0.00 106/cm Ω  
99+
0.19 106/cm Ω  
10

Electron Affinity
-  
151.00 kJ/mol  
4

Thermal

Specific Heat
0.10 J/(kg K)  
99+
0.13 J/(kg K)  
40

Molar Heat Capacity
13.10 J/mol·K  
99+
25.10 J/mol·K  
99+

Thermal Conductivity
13.00 W/m·K  
99+
147.00 W/m·K  
10

Critical Temperature
1,323.00 K  
99+
2,719.00 K  
8

Thermal Expansion
13.80 µm/(m·K)  
31
6.40 µm/(m·K)  
99+

Enthalpy
  
  

Enthalpy of Vaporization
357.20 kJ/mol  
31
799.10 kJ/mol  
1

Enthalpy of Fusion
-  
35.23 kJ/mol  
1

Enthalpy of Atomization
-  
837.00 kJ/mol  
1

Standard Molar Entropy
55.00 J/mol.K  
34
35.50 J/mol.K  
99+

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