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Periodic Table of Elements

Element Nobelium - No

Comprehensive data on the chemical element Nobelium is provided on this page; including scores of properties, element names in many languages, most known nuclides of Nobelium. Common chemical compounds are also provided for many elements. In addition technical terms are linked to their definitions and the menu contains links to related articles that are a great aid in one studies. Using the "Periodic Table of Elements Quick Navigation" graphic at the bottom of the sidebar menu, one can quickly jump from chemical element to chemical element.

Nobelium Menu

• Nobelium Page One
  • Overview of Nobelium
  • Nobelium's Name in Other Languages
  • Atomic Structure of Nobelium
  • Chemical Properties of Nobelium
  • Physical Properties of Nobelium
  • Regulatory / Health
  • Who/When/Where/How
• Nobelium Page Two
  • Nuclides / Isotopes
  • Potential Parent Nuclides

Overview of Nobelium

Nobelium's Name in Other Languages

• Latin: Nobelium
• Czech: Nobelium
• Croatian: Nobelij
• French: Nobelium
• German: Nobelium - s
• Italian: Nobelio
• Norwegian: Nobelium
• Portuguese: Nobélio
• Russian:
• Spanish: Nobelio
• Swedish: Nobelium

Atomic Structure of Nobelium

• Atomic Radius:
• Atomic Volume:
• Covalent Radius:
• Cross Section (Thermal Neutron Capture) σ_a/barns:
• Crystal Structure:

• Electron Configuration:

  1s² 2s²p⁶ 3s²p⁶d¹⁰ 4s²p⁶d¹⁰f¹⁴ 5s²p⁶d¹⁰f¹⁴ 6s²p⁶ 7s²

• Electrons per Energy Level: 2,8,18,32,32,8,2

  Shell Model
  

• Ionic Radius: 1.1Å
• Filling Orbital: 5f¹⁴
• Number of Electrons (with no charge): 102
• Number of Neutrons (most common/stable nuclide): 157
• Number of Protons: 102
• Oxidation States: 2,3
• Valence Electrons: 5f¹⁴ 7s²

Chemical Properties of Nobelium

• Electrochemical Equivalent: 4.83g/amp-hr
• Electron Work Function:
• Electronegativity: 1.3 (Pauling); 1.2 (Allrod Rochow)
• Heat of Fusion: kJ/mol
• Incompatibilities:

• Ionization Potential
  • First: 6.65
• Valence Electron Potential (-eV): 26

Physical Properties of Nobelium

• Atomic Mass Average: 259
• Boiling Point:
• Coefficient of lineal thermal expansion/K^-1: N/A
• Conductivity

  Electrical:
  Thermal: 0.1 W/cmK

• Description:

  A radioactive metal that does not occur in nature.

• Flammablity Class:
• Freezing Point: see melting point
• Heat of Vaporization: kJ/mol
• Melting Point:
• Physical State (at 20°C & 1atm):
• Specific Heat:

Regulatory / Health

• CAS Number
  • 10028-14-5
• NFPA 704
  • Health:
  • Fire:
  • Reactivity:
  • Special Hazard: Radioactive<
  • OSHA Permissible Exposure Limit (PEL)
    • No limits set by OSHA
  • OSHA PEL Vacated 1989
    • No limits set by OSHA
  • NIOSH Recommended Exposure Limit (REL)
    • No limits set by NIOSH
  • Levels In Humans:
    Note: this data represents naturally occuring levels of elements in the typical human, it DOES NOT represent recommended daily allowances.
    • Blood/mg dm^-3: nil
    • Bone/p.p.m: nil
    • Liver/p.p.m: nil
    • Muscle/p.p.m: nil
    • Daily Dietary Intake: nil
    • Total Mass In Avg. 70kg human: nil

  Who / Where / When / How

  • Discoverer: A.Ghiorso, T.Sikkeland, J.R. Walton and G.T. seaborg
  • Discovery Location: Berkeley California USA
  • Discovery Year: 1958
  • Name Origin:

    After Alfred Nobel, who invented dynamite and founded Nobel Prize.

  • Abundance of Nobelium:
    • Earth's Crust/p.p.m.: nil
    • Seawater/p.p.m.: nil
    • Atmosphere/p.p.m.: nil
    • Sun (Relative to H=1E¹²): N/A
  • Sources of Nobelium:

    Made by bombarding curium-246 or curium-249 with carbon-12 nuclei. Very little nobelium has ever been produced.

  • Uses of Nobelium:

    Of research interest only.

  • Additional Notes:

    Does not occur in nature so one would never normally encounter it.

  [Last update: 2/22/2007]

  Nobelium Menu

  • Nobelium Page One
    • Overview of Nobelium
    • Nobelium's Name in Other Languages
    • Atomic Structure of Nobelium
    • Chemical Properties of Nobelium
    • Physical Properties of Nobelium
    • Regulatory / Health
    • Who/When/Where/How
  • Nobelium Page Two
    • Nuclides / Isotopes
    • Potential Parent Nuclides

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  • Chemical Database
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  Kenneth Barbalace. Periodic Table of Elements - Nobelium - No. EnvironmentalChemistry.com. 1995 - 2010. Accessed on-line: 3/18/2010
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