Group Number
Not Available
Element Family
Transition Metal
Actinide
Space Group Name
Not Available
I4/mmm
Space Group Number
Not Available
Interesting Facts
- Rutherfordium does not occur in nature as it is a synthetic element.
- Till date Rutherfordium metal has 15 radioisotopes created synthetically.
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
Sources
Bombarding Plutonium with Accelerated 113 to 115 MeV Neon Ions, Synthetically Produced
Found in Uranium Ores, Mining, Ores of metals
Who Discovered
Joint Institute for Nuclear Research
William Crookes
Discovery
In 1964
In 1900
Abundance In Earth's Crust
Not Available
Abundance In Oceans
Not Available
Uses & Benefits
- Currently known uses of Rutherfordium metal are limited to research purpose only.
- Currently known uses of Protactinium metal are limited to research purpose only.
Other Uses
Alloys, Research Purposes
NA
Toxicity
Unknown
Highly Toxic
Present in Human Body
No
No
Physical State
Solid
Solid
Luster
Unknown Luster
Metallic
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
Not Available
Electron Work Function
Not Available
Not Available
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Ionization, Radioactive Isotopes, Radioactivity
Electron Configuration
[Rn] 5f14 6d2 7s2
[Rn] 5f2 6d1 7s2
Crystal Structure
Hexagonal Close Packed (HCP)
Tetragonal (TETR)
Crystal Lattice
BCC-Crystal-Structure-.jpg#100
TETR-Crystal-Structure-of-Protactinium.jpg#100
Van der Waals Radius
Not Available
Atomic Volume
Not Available
Valence Electron Potential
Not Available
Lattice Constant
Not Available
Lattice Angles
NA
π/2, π/2, π/2
Lattice C/A Ratio
Not Available
Not Available
Density At Room Temperature
Tensile Strength
Not Available
Not Available
Viscosity
Not Available
Not Available
Poisson Ratio
Not Available
Not Available
Other Mechanical Properties
Unknown
Unknown
Specific Gravity
Not Available
Magnetic Ordering
Unknown
Paramagnetic
Electrical Property
Unknown
Conductor
Resistivity
Not Available
Electrical Conductivity
Not Available
Specific Heat
Not Available
Molar Heat Capacity
Not Available
Not Available
Thermal Conductivity
Not Available
Critical Temperature
Not Available
Not Available
Thermal Expansion
Not Available
Enthalpy of Fusion
Not Available
Standard Molar Entropy
Not Available