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Roentgenium Flerovium Comparison

Roentgenium
Flerovium
Flerovium Roentgenium comparison


Periodic Table
Symbol
Rg   
Fl   
Group Number
11   
7
14   
4
Period Number
7   
7   
Block
d block   
p block   
Element Family
Unknown   
Post-​Transition   
CAS Number
54386242   
1
54085164   
5
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   
NA   
History
  
  
Who Discovered
Gesellschaft für Schwerionenforschung   
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory   
Discovery
In 1994   
In 1999   
Abundance
  
  
Uses
Uses & Benefits
  • Currently known uses of Roentgenium metal are limited to research purpose only.
  
  • Currently known uses of Flerovium metal are limited to research purpose only.
  
Industrial Uses
NA   
NA   
Medical Uses
NA   
NA   
Other Uses
Research Purposes   
Alloys, 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   
67.00 °C   
99+
Boiling Point
Not Available   
147.00 °C   
99+
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   
Fl   
Isotopes
  
  
Known Isotopes
1   
34
1   
34
Electronegativity
  
  
Electropositivity
  
  
Ionization Energies
  
  
1st Energy Level
1,022.70 kJ/mol   
3
823.90 kJ/mol   
13
2nd Energy Level
2,074.40 kJ/mol   
10
1,601.60 kJ/mol   
34
3rd Energy Level
3,077.90 kJ/mol   
24
3,367.30 kJ/mol   
18
4th Energy Level
4,052.40 kJ/mol   
36
4,399.70 kJ/mol   
27
5th Energy Level
5,306.70 kJ/mol   
31
5,847.00 kJ/mol   
26
Electrochemical Equivalent
Not Available   
Not Available   
Electron Work Function
Not Available   
Not Available   
Other Chemical Properties
NA   
Ionization, Radioactive Isotopes, Radioactivity   
Atomic Properties
Atomic Number
111   
7
114   
4
Electron Configuration
[Rn] 5f14 6d9 7s2   
[Rn] 5f14 6d10 7s2 7p2   
Crystal Structure
Body Centered Cubic (BCC)   
Not Known   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
Unknown-Crystal-Structure-of-Flerovium.jpg#100   
Atom
  
  
Number of Protons
111   
7
114   
4
Number of Neutrons
161   
3
184   
1
Number of Electrons
111   
7
114   
4
Radius of an Atom
  
  
Atomic Radius
Not Available   
180.00 pm   
14
Covalent Radius
Not Available   
171.00 pm   
24
Atomic Weight
281.00 amu   
6
289.00 amu   
3
Atomic Volume
Not Available   
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Darmstadtium
  
Nihonium
  
Next Element
Copernicium
  
Moscovium
  
Valence Electron Potential
Not Available   
Not Available   
Lattice Constant
Not Available   
Not Available   
Lattice Angles
NA   
Unknown   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
28.70 g/cm3   
6
14.00 g/cm3   
23
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   
NA   
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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