The Instrumentation Center

Plutonium

[Picture of Display box]

Contributor: John Plenefisch

"The Demon Core" was the name given to the 14 lb subcritical mass Plutonium core that directly resulted in the deaths of two physicists as they were studying the material to improve bombs after WWII.

 

 

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Symbol: Pu

Atomic Number: 94

Atomic Mass: 244 amu

Electron Configuration: [Rn] 5f67s2 

Year Discovered: 1940

Discovered By: Glenn Seaborg and colleagues 

Last Updated: 9/24/18