uranium dioxide(redirected from Uranium(IV) oxide)
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Related to Uranium(IV) oxide: Uo3
uranium dioxide[yə′rā·nē·əm dī′äk‚sīd]
UO2 Black, highly toxic, spontaneously flammable, radioactive crystals; insoluble in water, soluble in nitric and sulfuric acids; melts at approximately 3000°C; used to pack nuclear fuel rods and in ceramics, pigments, and photographic chemicals. Also known as urania; uranic oxide; uranium oxide.