The Instrumentation Center

Promethium

Pm

About the Display:

  • Promethium: Radioactive element
  • Named after Greek God Prometheus
    • Trickster who stole fire from Zeus for mortals
    • Chained up while an eagle ate his liver every day

The Story of Prometheus!

All about promethium:

Box Contains:

  • Promethium lapel pin painted with a luminescent paint: before scientists realized the dangers of radioactive material, promethium was used in luminescent paints, particularly blue and green ones due to its glow
  • Prometheus statue: representing him bringing fire to mankind
  • Prometheus keychains: representing his punishment and victories for mankind
  • Prometheus postcards: depicting his punishment from Zeus

 

About the Contributor:

Back to the Periodic Table

 

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Symbol: Pm

Atomic Number:  61

Atomic Mass: 145 u

Electron Configuration: [Xe] 4f56s2

Year Discovered: 1945

Discovered By: Jacob Marinsky, Lawrence Glendenin,  and Charles Coryell

Last Updated: 7/15/26