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Cn Element
Copernicium


Periodic Table
Symbol
Cn
Group Number
12 6
Period Number
7 1
Block
d block
Element Family
Transition Metal
CAS Number
54084263 7
Space Group Name
-
Space Group Number
187.00 8
Facts
Interesting Facts
Copernicium was first synthesized in 1996 by a German research team.
Sources
Synthetically Produced
History
Who Discovered
Gesellschaft für Schwerionenforschung
Discovery
In 1996
Abundance
Abundance In Universe
0.00 % 39
Abundance In Sun
-
Abundance In Meteorites
0.00 % 54
Abundance In Earth's Crust
0.00 % 63
Abundance In Oceans
-
Abundance In Humans
-
Uses
Uses & Benefits
  • Currently known uses of Copernicium metal are limited to research purpose only.
Industrial Uses
-
Medical Uses
-
Other Uses
Research Purposes
Biological Properties
Toxicity
-
Present in Human Body
No
In Blood
0.00 Blood/mg dm-3 40
In Bone
0.00 p.p.m. 41
Physical
Melting Point
-
Boiling Point
0.00 °C 82
Appearance
Physical State
Solid
Color
-
Luster
Unknown Luster
Hardness
Mohs Hardness
4.00 11
Brinell Hardness
240.00 MPa 46
Vickers Hardness
3,570.00 MPa 2
Speed of Sound
3,570.00 m/s 30
Optical Properties
Refractive Index
1.90 18
Reflectivity
45.00 % 32
Allotropes
No
α Allotropes
-
β Allotropes
-
γ Allotropes
-
Chemical
Chemical Formula
Cn
Isotopes
Known Isotopes
1 34
Electronegativity
Pauling Electronegativity
1.90 12
Sanderson Electronegativity
1.30 25
Allred Rochow Electronegativity
1.90 1
Mulliken-Jaffe Electronegativity
1.90 13
Allen Electronegativity
1.90 8
Electropositivity
Pauling Electropositivity
2.00 47
Ionization Energies
1st Energy Level
1,154.90 kJ/mol 2
2nd Energy Level
2,170.00 kJ/mol 9
3rd Energy Level
4,245.40 kJ/mol 9
4th Energy Level
5,499.70 kJ/mol 23
5th Energy Level
3,570.00 kJ/mol 85
6th Energy Level
7,030.00 kJ/mol 45
7th Energy level
3,570.00 kJ/mol 83
8th Energy Level
4,480.00 kJ/mol 79
9th Energy Level
5,850.00 kJ/mol 54
10th Energy Level
4,480.00 kJ/mol 76
11th Energy Level
3,570.00 kJ/mol 83
12th Energy Level
35,700.00 kJ/mol 26
13th Energy Level
4,480.00 kJ/mol 77
14th Energy Level
1,157.00 kJ/mol 63
15th Energy Level
35,700.00 kJ/mol 84
16th Energy Level
35,700.00 kJ/mol 68
17th Energy Level
1,157.00 kJ/mol 16
18th Energy Level
3,570.00 kJ/mol 80
19th Energy Level
1,157.60 kJ/mol 14
20th Energy Level
0.00 kJ/mol 83
21st Energy Level
1,157.00 kJ/mol 28
22nd Energy Level
357.00 kJ/mol 80
23rd Energy Level
357.60 kJ/mol 88
24th Energy Level
357.60 kJ/mol 89
25th Energy Level
0.00 kJ/mol 81
26th Energy Level
357.60 kJ/mol 89
27th Energy Level
0.00 kJ/mol 86
28th Energy Level
1,157.00 kJ/mol 2
29th Energy Level
1,157.00 kJ/mol 3
30th Energy Level
357.60 kJ/mol 83
Electrochemical Equivalent
3.00 g/amp-hr 21
Electron Work Function
4.90 eV 12
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Atomic
Atomic Number
112 6
Electron Configuration
[Rn] 5f14 6d10 7s2
Crystal Structure
Hexagonal Close Packed (HCP)
Crystal Lattice
BCC-Crystal-Structure-.jpg#100
Atom
Number of Protons
112 6
Number of Neutrons
285 1
Number of Electrons
112 6
Radius of an Atom
Atomic Radius
147.00 pm 36
Covalent Radius
122.00 pm 55
Van der Waals Radius
0.00 pm 53
Atomic Weight
285.00 amu 5
Atomic Volume
17.80 cm3/mol 43
Adjacent Atomic Numbers
Previous Element
91
Next Element
92
Valence Electron Potential
0.00 (-eV) 78
Lattice Constant
-
Lattice Angles
-
Lattice C/A Ratio
1.58 36
Mechanical
Density
Density At Room Temperature
23.70 g/cm3 7
Density When Liquid (at m.p.)
23.70 g/cm3 8
Tensile Strength
0.10 MPa 52
Viscosity
0.00 25
Vapor Pressure
Vapor Pressure at 1000 K
0.00 (Pa) 37
Vapor Pressure at 2000 K
0.00 (Pa) 37
Elasticity properties
Shear Modulus
31.00 GPa 25
Bulk Modulus
35.00 GPa 46
Young's Modulus
0.00 GPa 74
Poisson Ratio
0.35 9
Other Mechanical Properties
-
Magnetic
Magnetic Characteristics
Specific Gravity
23.70 9
Magnetic Ordering
-
Permeability
0.00 H/m 17
Susceptibility
0.00 24
Electrical Properties
Electrical Property
-
Resistivity
4.90 nΩ·m 63
Electrical Conductivity
0.00 106/cm Ω 71
Electron Affinity
-
Thermal
Specific Heat
0.10 J/(kg K) 44
Molar Heat Capacity
13.10 J/mol·K 69
Thermal Conductivity
13.00 W/m·K 60
Critical Temperature
1,323.00 K 47
Thermal Expansion
13.80 µm/(m·K) 31
Enthalpy
Enthalpy of Vaporization
357.20 kJ/mol 31
Enthalpy of Fusion
-
Enthalpy of Atomization
-
Standard Molar Entropy
55.00 J/mol.K 34
Summary >>
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