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Roentgenium Livermorium Comparison


Livermorium Roentgenium comparison


Periodic Table

Symbol
Rg   
Lv   

Group Number
11   
7
16   
2

Period Number
7   
7   

Block
d block   
p block   

Element Family
Unknown   
Probably Post-​Transition   

CAS Number
54386242   
1
54100719   
3

Space Group Name
Not Available   
Not Available   

Space Group Number
194.00   
5
Not Available   

Facts

Interesting Facts
Not Available   
Not Available   

Sources
Synthetically Produced   
Synthetically Produced   

History
  
  

Who Discovered
Gesellschaft für Schwerionenforschung   
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory   

Discovery
In 1994   
In 2000   

Abundance
  
  

Uses

Uses & Benefits
  • Currently known uses of Roentgenium metal are limited to research purpose only.
  
  • Currently known uses of Livermorium 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
0.00 Blood/mg dm-3   
37
Not Available   

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

Physical Properties

Melting Point
Not Available   
Not Available   

Boiling Point
Not Available   
Not Available   

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silver   
Unknown   

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
Rg   
Lv   

Isotopes
  
  

Known Isotopes
1   
34
5   
32

Electronegativity
  
  

Electropositivity
  
  

Ionization Energies
  
  

1st Energy Level
1,022.70 kJ/mol   
3
723.60 kJ/mol   
28

2nd Energy Level
2,074.40 kJ/mol   
10
1,331.50 kJ/mol   
99+

3rd Energy Level
3,077.90 kJ/mol   
24
2,846.30 kJ/mol   
34

4th Energy Level
4,052.40 kJ/mol   
36
3,811.20 kJ/mol   
99+

5th Energy Level
5,306.70 kJ/mol   
31
6,078.60 kJ/mol   
24

Electrochemical Equivalent
Not Available   
Not Available   

Electron Work Function
Not Available   
Not Available   

Other Chemical Properties
NA   
Chemical Stability, Ionization   

Atomic Properties

Atomic Number
111   
7
116   
2

Electron Configuration
[Rn] 5f14 6d9 7s2   
[Rn] 5f14 6d10 7s2 7p4   

Crystal Structure
Body Centered Cubic (BCC)   
Not Known   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
Unknown-Crystal-Structure-of-Livermorium.jpg#100   

Atom
  
  

Number of Protons
111   
7
116   
2

Number of Neutrons
161   
3
160   
4

Number of Electrons
111   
7
116   
2

Radius of an Atom
  
  

Atomic Weight
281.00 amu   
6
293.00 amu   
2

Atomic Volume
Not Available   
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Moscovium
  

Next Element
No Next Element   

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
28.70 g/cm3   
6
Not Available   

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
  
  

Magnetic Ordering
Unknown   
Paramagnetic   

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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