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Fermium vs Livermorium

Fermium
Livermorium
Livermorium vs Fermium


Periodic Table
Symbol
Fm   
Lv   
Group Number
Not Available   
16   
2
Period Number
7   
7   
Block
f block   
p block   
Element Family
Actinide   
Probably Post-​Transition   
CAS Number
7440724   
19
54100719   
3
Space Group Name
Not Available   
Not Available   
Space Group Number
Not Available   
Not Available   
Facts
Interesting Facts
  • Fermium metal is highly radioactive in nature.
  • Fermium is synthetically produced metal.
  
Not Available   
Sources
Bombarding Pu-239 with Neutrons   
Synthetically Produced   
History
  
  
Who Discovered
Lawrence Berkeley National Laboratory   
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory   
Discovery
In 1952   
In 2000   
Abundance
  
  
Uses
Uses & Benefits
  • Currently known uses of Fermium 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
NA   
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
1,527.00 °C   
26
Not Available   
Boiling Point
Not Available   
Not Available   
Appearance
  
  
Physical State
Solid   
Solid   
Luster
Not Defined   
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
Fm   
Lv   
Isotopes
  
  
Known Isotopes
18   
21
5   
32
Electronegativity
  
  
Pauling Electronegativity
1.30   
32
Not Available   
Allred Rochow Electronegativity
1.20   
27
Not Available   
Electropositivity
  
  
Pauling Electropositivity
2.70   
22
Not Available   
Ionization Energies
  
  
1st Energy Level
627.00 kJ/mol   
99+
723.60 kJ/mol   
28
2nd Energy Level
1,225.00 kJ/mol   
99+
1,331.50 kJ/mol   
99+
3rd Energy Level
2,363.00 kJ/mol   
99+
2,846.30 kJ/mol   
34
4th Energy Level
3,792.00 kJ/mol   
99+
3,811.20 kJ/mol   
99+
5th Energy Level
Not Available   
6,078.60 kJ/mol   
24
Electrochemical Equivalent
3.20 g/amp-hr   
13
Not Available   
Electron Work Function
Not Available   
Not Available   
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity   
Chemical Stability, Ionization   
Atomic Properties
Atomic Number
100   
18
116   
2
Electron Configuration
[Rn] 5f12 7s2   
[Rn] 5f14 6d10 7s2 7p4   
Crystal Structure
Not Known   
Not Known   
Crystal Lattice
Unknown-Crystal-Structure-of-Fermium.jpg#100   
Unknown-Crystal-Structure-of-Livermorium.jpg#100   
Atom
  
  
Number of Protons
100   
18
116   
2
Number of Neutrons
157   
7
160   
4
Number of Electrons
100   
18
116   
2
Radius of an Atom
  
  
Van der Waals Radius
245.00 pm   
9
Not Available   
Atomic Weight
257.00 amu   
15
293.00 amu   
2
Atomic Volume
Not Available   
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Einsteinium
  
Moscovium
  
Next Element
Mendelevium
  
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
  
  
Tensile Strength
Not Available   
Not Available   
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Elasticity properties
  
  
Poisson Ratio
Not Available   
Not Available   
Other Mechanical Properties
NA   
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   
Periodic Table >>
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