Group Number
Not Available
Not Available
Element Family
Actinide
Actinide
Space Group Name
Fm_ 3m
Not Available
Space Group Number
Not Available
Interesting Facts
Not Available
- It is synthetically produced metal.
- Radiation hazard can be produce by it.
Sources
Obtained by Treating Radium with Neutrons, Ores of metals
Bombarding Californium-252 with Boron Nuclei, Found in Minerals, Mining
Who Discovered
Friedrich Oskar Giesel
Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research
Discovery
In 1902
In 1961–1971
Uses & Benefits
- Actinium metal has a great source of alpha rays but it is hardly used outside research purpose.
- Currently known uses of Lawrencium metal are limited to research purpose only.
Other Uses
Alloys, Nuclear Research, Research Purposes
NA
Present in Human Body
No
No
Boiling Point
Not Available
Physical State
Solid
Solid
Color
Silvery White
Silver
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
Pauling Electropositivity
Not Available
Electrochemical Equivalent
Electron Work Function
Not Available
Not Available
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility
Ionization, Radioactive Isotopes
Electron Configuration
[Rn] 6d1 7s2
[Rn] 5f14 7s2 7p1
Crystal Structure
Face Centered Cubic (FCC)
Hexagonal Close Packed (HCP)
Crystal Lattice
FCC-Crystal-Structure-of-Actinium.jpg#100
BCC-Crystal-Structure-.jpg#100
Atomic Radius
Not Available
Van der Waals Radius
Not Available
Atomic Volume
Not Available
Valence Electron Potential
Not Available
Lattice Constant
Not Available
Lattice Angles
π/2, π/2, π/2
NA
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
Other Mechanical Properties
NA
Unknown
Specific Gravity
Not Available
Magnetic Ordering
Paramagnetic
Unknown
Specific Heat
Not Available
Molar Heat Capacity
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