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Copernicium Roentgenium Comparison


Roentgenium Copernicium comparison


Periodic Table

Symbol
Cn   
Rg   

Group Number
12   
6
11   
7

Period Number
7   
7   

Block
d block   
d block   

Element Family
Transition Metal   
Unknown   

CAS Number
54084263   
7
54386242   
1

Space Group Name
Not Available   
Not Available   

Space Group Number
Not Available   
194.00   
5

Facts

Interesting Facts
Not Available   
Not Available   

Sources
Synthetically Produced   
Synthetically Produced   

History
  
  

Who Discovered
Gesellschaft für Schwerionenforschung   
Gesellschaft für Schwerionenforschung   

Discovery
In 1996   
In 1994   

Abundance
  
  

Uses

Uses & Benefits
  • Currently known uses of Copernicium metal are limited to research purpose only.
  
  • Currently known uses of Roentgenium metal are limited to research purpose only.
  

Industrial Uses
NA   
NA   

Medical Uses
NA   
NA   

Other Uses
Research Purposes   
Research Purposes   

Biological Properties
  
  

Present in Human Body
No   
No   

In Blood
Not Available   
0.00 Blood/mg dm-3   
37

In Bone
Not Available   
0.00 p.p.m.   
36

Physical Properties

Melting Point
Not Available   
Not Available   

Boiling Point
Not Available   
Not Available   

Appearance
  
  

Physical State
Solid   
Solid   

Color
Unknown   
Silver   

Luster
Unknown Luster   
Unknown Luster   

Hardness
  
  

Speed of Sound
Not Available   
Not Available   

Optical Properties
  
  

Allotropes
No   
No   

α Allotropes
Not Available   
Not Available   

β Allotropes
Not Available   
Not Available   

γ Allotropes
Not Available   
Not Available   

Chemical Properties

Chemical Formula
Cn   
Rg   

Isotopes
  
  

Known Isotopes
1   
34
1   
34

Electronegativity
  
  

Electropositivity
  
  

Ionization Energies
  
  

1st Energy Level
1,154.90 kJ/mol   
2
1,022.70 kJ/mol   
3

2nd Energy Level
2,170.00 kJ/mol   
9
2,074.40 kJ/mol   
10

3rd Energy Level
4,245.40 kJ/mol   
9
3,077.90 kJ/mol   
24

4th Energy Level
5,499.70 kJ/mol   
14
4,052.40 kJ/mol   
36

5th Energy Level
Not Available   
5,306.70 kJ/mol   
31

Electrochemical Equivalent
Not Available   
Not Available   

Electron Work Function
Not Available   
Not Available   

Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
NA   

Atomic Properties

Atomic Number
112   
6
111   
7

Electron Configuration
[Rn] 5f14 6d10 7s2   
[Rn] 5f14 6d9 7s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Body Centered Cubic (BCC)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
112   
6
111   
7

Number of Neutrons
Not Available   
161   
3

Number of Electrons
112   
6
111   
7

Radius of an Atom
  
  

Atomic Radius
147.00 pm   
34
Not Available   

Covalent Radius
122.00 pm   
99+
Not Available   

Atomic Weight
285.00 amu   
5
281.00 amu   
6

Atomic Volume
Not Available   
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element

Next Element
Nihonium
  

Valence Electron Potential
Not Available   
Not Available   

Lattice Constant
Not Available   
Not Available   

Lattice Angles
NA   
NA   

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical Properties

Density
  
  

Density At Room Temperature
23.70 g/cm3   
7
28.70 g/cm3   
6

Tensile Strength
Not Available   
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Elasticity properties
  
  

Poisson Ratio
Not Available   
Not Available   

Other Mechanical Properties
Unknown   
Unknown   

Magnetic Properties

Magnetic Characteristics
  
  

Electrical Properties
  
  

Thermal Properties

Specific Heat
Not Available   
Not Available   

Molar Heat Capacity
Not Available   
Not Available   

Thermal Conductivity
Not Available   
Not Available   

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
Not Available   
Not Available   

Enthalpy
  
  

Standard Molar Entropy
Not Available   
Not Available   

Summary >>
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