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Uranium dioxide or uranium(IV)
oxide (
UO2), also
known as
urania or
uranous oxide, is an
oxide of uranium, and is a black, radioactive,
crystalline powder...
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triuranium octoxide (U3O8) by weight.
Other oxides such as
uranium dioxide (
UO2) and
uranium trioxide (UO3) exist.
Yellowcake is
produced by all countries...
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Uranyl nitrate is a water-soluble
yellow uranium salt with the
formula UO2(NO3)2 · n H2O. The hexa-, tri-, and
dihydrates are known. The
compound is mainly...
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oxycation of
uranium in the
oxidation state +6, with the
chemical formula UO2+ 2. It has a
linear structure with
short U–O bonds,
indicative of the presence...
- MgCO3·5(H2O)
Monohydrocalcite CaCO3·H2O
Natron Na2CO3·10(H2O)
Zellerite Ca(
UO2)(CO3)2·5(H2O) The
carbonate class in both the Dana and the
Strunz classification...
-
uranium fuel (3 to 5% uranium-235). MOX
usually consists of two phases,
UO2 and PuO2, and/or a
single phase solid solution (U,Pu)O2. The
content of PuO2...
- a
geologic environment. In the
presence of
oxygen (O2),
uranium dioxide (
UO2) is
oxidized to U3O8,
whereas uranium trioxide (UO3)
loses oxygen at temperatures...
- The
UO2+ 2 ion
represents the uranium(VI)
state and is
known to form
compounds such as
uranyl carbonate,
uranyl chloride and
uranyl sulfate.
UO2+ 2 also...
- "yellowcake"—is
dissolved in
nitric acid,
yielding a
solution of
uranyl nitrate UO2(NO3)2. Pure
uranyl nitrate is
obtained by
solvent extraction, then treated...
- chalcolite, is a
relatively common mineral with the
chemical formula Cu[(
UO2)(PO4)]2(H2O)12. It is a radioactive,
hydrated green copper uranyl phosphate...
