Group Number
Not Available
Element Family
Actinide
Transition Metal
Space Group Name
Not Available
P63/mmc
Space Group Number
Not Available
Interesting Facts
- The most stable isotope of Nobelium metal is No-259.
- No-259 has a half-life of fifty-eight minutes.
- Original name of Technetium was Masurium.
- At the time of its discovery it found in sample of Molybdenum.
Sources
Bombarding Curium-246 or Curium-249 with Carbon-12 Nuclei, Found in Minerals, Mining
Made by Bombarding Molybdenum with Deuterons
Who Discovered
Joint Institute for Nuclear Research
Emilio Segrè and Carlo Perriero
Discovery
In 1966
In 1937
Uses & Benefits
- Currently known uses of Nobelium metal are limited to research purpose only.
- Technetium is a radioactive metal and hence it is used for medical studies and other research purposes.
Other Uses
Research Purposes
Alloys, Nuclear Research, Research Purposes
Toxicity
Unknown
Low Toxic
Present in Human Body
No
No
Boiling Point
Not Available
Physical State
Solid
Solid
Speed of Sound
Not Available
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available
Pauling Electronegativity
Allred Rochow Electronegativity
Allen Electronegativity
Not Available
Pauling Electropositivity
4th Energy Level
Not Available
Electrochemical Equivalent
Electron Work Function
Not Available
Not Available
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
Electron Configuration
[Rn] 5f14 7s2
[Kr] 4d5 5s2
Crystal Structure
Not Known
Hexagonal Close Packed (HCP)
Crystal Lattice
Unknown-Crystal-Structure-of-Nobelium.jpg#100
HCP-Crystal-Structure-of-Technetium.jpg#100
Atomic Radius
Not Available
Covalent Radius
Not Available
Atomic Volume
Not Available
Valence Electron Potential
Lattice Constant
Not Available
Lattice Angles
NA
π/2, π/2, 2 π/3
Lattice C/A Ratio
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
Specific Gravity
Not Available
Magnetic Ordering
Unknown
Paramagnetic
Electrical Property
Unknown
Conductor
Resistivity
Not Available
Electrical Conductivity
Not Available
Electron Affinity
Not Available
Specific Heat
Not Available
Molar Heat Capacity
Not Available
Thermal Conductivity
Not Available
Critical Temperature
Not Available
Not Available
Thermal Expansion
Not Available
Enthalpy of Vaporization
Not Available
Enthalpy of Fusion
Not Available
Enthalpy of Atomization
Not Available
Standard Molar Entropy
Not Available