Element Family
Probably Post-Transition
Alkali
Space Group Name
Not Available
Not Available
Space Group Number
Not Available
Not Available
Interesting Facts
Not Available
- 223 Francium has the longest half life at 21.8.
- Francium metal is produced by alpha decay in 227Actinium 227.
Sources
Synthetically Produced
Formed by Decay Process, Mining
Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
Marguerite Perey
Discovery
In 2000
In 1939
Uses & Benefits
- Currently known uses of Livermorium metal are limited to research purpose only.
- Francium has no known uses as it has a half life of only 22 minutes.
Other Uses
Research Purposes
NA
Present in Human Body
No
No
Melting Point
Not Available
Boiling Point
Not Available
Physical State
Solid
Solid
Speed of Sound
Not Available
Not Available
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available
Pauling Electronegativity
Not Available
Allred Rochow Electronegativity
Not Available
Mulliken-Jaffe Electronegativity
Not Available
Allen Electronegativity
Not Available
Pauling Electropositivity
Not Available
2nd Energy Level
Not Available
3rd Energy Level
Not Available
4th Energy Level
Not Available
5th Energy Level
Not Available
Electrochemical Equivalent
Not Available
Electron Work Function
Not Available
Not Available
Other Chemical Properties
Chemical Stability, Ionization
Ionization, Radioactive Isotopes, Radioactivity, Solubility
Electron Configuration
[Rn] 5f14 6d10 7s2 7p4
[Rn] 7s1
Crystal Structure
Not Known
Body Centered Cubic (BCC)
Crystal Lattice
Unknown-Crystal-Structure-of-Livermorium.jpg#100
BCC-Crystal-Structure-.jpg#100
Covalent Radius
Not Available
Van der Waals Radius
Not Available
Atomic Volume
Not Available
Not Available
Next Element
No Next Element
Valence Electron Potential
Not Available
Lattice Constant
Not Available
Not Available
Lattice C/A Ratio
Not Available
Not Available
Density At Room Temperature
Not Available
Tensile Strength
Not Available
Not Available
Viscosity
Not Available
Not Available
Poisson Ratio
Not Available
Not Available
Other Mechanical Properties
Unknown
NA
Magnetic Ordering
Paramagnetic
Paramagnetic
Electrical Property
Unknown
Poor Conductor
Resistivity
Not Available
Electrical Conductivity
Not Available
Specific Heat
Not Available
Not Available
Molar Heat Capacity
Not Available
Not Available
Thermal Conductivity
Not Available
Critical Temperature
Not Available
Not Available
Thermal Expansion
Not Available
Not Available
Enthalpy of Atomization
Not Available
Standard Molar Entropy
Not Available
Not Available