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Nobelium

Atomic number: 102Mass: 259 uCategory: Actinide

About Nobelium

Nobelium is a synthetic element. Very little is known about it because only small amounts have been produced. It was named after Alfred Nobel, the inventor of dynamite and founder of the Nobel Prize.

Properties

Period
7
Group
N/A
Block
F
Category
Actinide
Electronegativity
1.30 (Pauling)
Ionization Energy
642 kJ/mol
Melting Point
1100 K (827°C)
Boiling Point
Unknown
Density
Unknown
Oxidation States
+2, +3

Electron Configuration

1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s² 5p⁶ 5d¹⁰ 6s² 6p⁶ 5f¹⁴ 7s²
[Rn] 5f¹⁴ 7s²
Shell 1:2e⁻
Shell 2:8e⁻
Shell 3:18e⁻
Shell 4:32e⁻
Shell 5:32e⁻
Shell 6:8e⁻
Shell 7:2e⁻

Real-World Uses

Research only
Fundamental science
No practical applications
Nuclear physics
Elemental studies

Fun Fact

Nobelium is named after the same Alfred Nobel who created the Nobel Prize — so the Nobel Prize in Chemistry is indirectly connected to this element!