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Nobelium, including Technical Data, Safety Data and its high purity propertiesresearch, applications and other useful facts are discussed below. Scientific facts such as the atomic structure,ionization energyabundance on Earthconductivity and thermal properties are included. 


Nobelium is a Block F, Group 3, Period 7 element. The number of electrons in each of Nobelium‘s shells is 2, 8, 18, 32, 32, 8, 2 and its electronic configuration is [Rn] 5f14 7s2. In its elemental form nobelium‘s CAS number is 10028-14-5. The nobelium atom has a radius of and it‘s Van der Waals radius is Nobelium is radioactive. The appearance of Nobelium is unknown.

Nobelium was discovered by Nobel Institute of Physics in Stockholm and later by Albert Ghiorso, Torbjorn Sikkeland, J. R. Walton and Glenn T. Seaborg  in 1958. The element was named in honor of Alfred Nobel. 

Nobelium Safety Data. The safety data for nobelium metalnanoparticles and its compounds can vary widely depending on the form. For potential hazard information, toxicity, and road, sea and air transportation limitations, such as DOT Hazard Class, DOT Number, EU Number, NFPA Health rating and RTECS Class, please see the specific material or compound referenced in the left margin. Nobelium compounds have no biological role. 

Ionization Energy. The ionization energy for nobelium (the least required energy to release a single electron from the atom in it‘s ground state in the gas phase) is stated in the following table:
1st Ionization Energy 641.63 kJ mol-1
2nd Ionization Energy - kJ mol-1
3rd Ionization Energy - kJ mol-1

Conductivity. As to nobelium‘s electrical and thermal conductivity, the electrical conductivity measured in terms of electrical resistivity @ 20 ?C is - ?Ocm and its electronegativities (or its ability to draw electrons relative to other elements) is -. The thermal conductivity of nobelium is - W m-1 K-1. 

Thermal Properties of Nobelium. The melting point and boiling point for nobelium are stated below. The following chart sets forth the heat of fusion, heat of vaporization and heat of atomization.
Heat of Fusion - kJ mol-1
Heat of Vaporization - kJ mol-1
Heat of Atomization 108 kJ mol-1

Formula Atomic Number Molecular Weight Electronegativity (Pauling) Density Melting Point Boiling Point Vanderwaals radius Ionic radius Energy of first ionization
No 102 (259) g.mol -1 1.3 - g/L 827? °C - °C .200 nm - pm 641.63 kJ.mol-1