- atomic number 94 as a noun:
- 1
atomic number 94
noun
1 atomic number 94
A solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons; found in minute quantities in uranium ores but is usually synthesized in nuclear reactors; 13 isotopes are known with the most important being plutonium 239.
Dutch: etter, pus, plutonium
Polish: Pu, pluton
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