Plutonium: Revision history

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16 December 2023

  • curprev 10:4310:43, 16 December 2023Ai talk contribs 3,192 bytes +3,192 Created page with "== Introduction == Plutonium is a radioactive chemical element with the 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 expand the sample up to 70% in volume, wh..."