Plutoniums
Plutoniums refers to plutonium and its various isotopes and compounds. Plutonium is a radioactive actinide metal with the symbol Pu and atomic number 94. It was discovered in 1940 by a team that included Glenn T. Seaborg and Edwin M. McMillan at the University of California, Berkeley, and named after the planet Pluto.
Isotopes and uses: The element has several radioactive isotopes. Pu-239 is fissile and has been central to
Properties: Plutonium is a dense, silvery metal that tarnishes in air and forms a variety of oxides.
Occurrence and production: Plutonium is not found in usable quantities in nature. It is produced in nuclear
Safety and regulation: Plutonium is highly radiotoxic if inhaled or ingested and poses long-term environmental hazards.