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Neptunium

Actinide
Atomic Mass
237 u
Density
20.45 g/cm³
Melting Point
644°C
Boiling Point
3,902°C
State
Solid
Discovery
1940

Discovery

Discovered by Edwin McMillan and Philip H. Abelson in 1940.

Common Uses

  • Precursor in plutonium production
  • Potential use in neutron detection equipment
  • Limited applications due to its radioactivity

Interesting Facts

  • First transuranium element to be synthesized.
  • Named after the planet Neptune.
  • Exhibits multiple oxidation states, making its chemistry complex.
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