Plutonium - Wikipedia
https://en.wikipedia.org/wiki/Plutonium
OverviewCharacteristicsOccurrenceHistoryApplicationsPrecautionsTransportationExternal linksPlutonium is a chemical element; it has symbol Pu and atomic number 94. It is an actinide metal of silvery-gray appearance that tarnishes when exposed to air, and forms a dull coating when oxidized. The element normally exhibits six allotropes and four oxidation states. It reacts with carbon, halogens, nitrogen, silicon, and hydrogen. When exposed to moist air, it forms oxides and hydrides that can exp… Allotropes: see Allotropes of plutonium: Mass number: [244] Appearance: silvery white, tarnishing to dark gray in air
Allotropes: see Allotropes of plutonium:
Mass number: [244]
Appearance: silvery white, tarnishing to dark gray in air
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