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Uranium dioxide sulfate

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Identification
Molecular formula
UO2SO4
CAS number
13470-07-0
IUPAC name
dioxouranium(2+);sulfate
State
State

At room temperature, dioxouranium sulfate is typically found in a solid state. It can form various hydrated forms which might affect its physical hardness.

Melting point (Celsius)
0.00
Melting point (Kelvin)
0.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
398.17g/mol
Molar mass
398.1680g/mol
Density
4.2800g/cm3
Appearence

Dioxouranium sulfate typically appears as a yellow crystalline solid. It is hygroscopic, meaning it can absorb moisture from the environment. The appearance can vary with hydration state as it forms hydrates easily.

Comment on solubility

Solubility of Dioxouranium(II) Sulfate

Dioxouranium(II) sulfate, denoted as UO2(SO4)2, exhibits interesting solubility characteristics. Here are some key points regarding its solubility:

  • Water Solubility: Dioxouranium(II) sulfate is generally considered insoluble in water. This is due to the strong interactions between the sulfate ions and the dioxouranium species, which limits their dissociation in aqueous solutions.
  • Solubility in Other Solvents: Although it is insoluble in water, dioxouranium(II) sulfate may exhibit some solubility in concentrated acids or organic solvents, where complexation can occur.
  • Influence of pH: The solubility might be affected by the pH of the solution. In more acidic conditions, for example, the solubility may increase due to the formation of more soluble uranyl species.
  • Environmental Considerations: Given its limited solubility, dioxouranium(II) sulfate can be of concern in environmental chemistry, as it may precipitate in certain conditions, impacting bioavailability.

In summary, while dioxouranium(II) sulfate shows limited solubility in water, understanding the conditions that could alter its solubility enhances our grasp of its behavior in various environments.

Interesting facts

Interesting Facts about Dioxouranium(2+) Sulfate

Dioxouranium(2+) sulfate, also known as uranyl sulfate, is a fascinating compound in the field of inorganic chemistry, especially regarding its applications and significance in uranium processing. Here are some engaging insights about this compound:

  • Uranium Source: Dioxouranium(2+) is derived from uranium, a key element in nuclear energy generation. It plays a vital role in the uranium mining and refining industry.
  • Environment and Chemistry: As a source of uranyl ions, this compound is interesting for its behavior in aqueous solutions. The uranyl ion (UO22+) is notable for forming complexes with various ligands, impacting environmental chemistry.
  • Historical Significance: Uranium's discovery traces back to the late 18th century, but its importance was magnified during the development of atomic energy in the 20th century. Thus, uranyl sulfate embodies both scientific and historical narratives.
  • Applications: Beyond nuclear energy, uranyl sulfate is pivotal in analytical chemistry techniques. It can be used as a precursor for uranium compounds and in the production of catalysts.
  • Health and Safety: Handling dioxouranium(2+) sulfate requires strict safety measures due to the radioactive nature of uranium. Understanding its properties is crucial for maintaining safe handling practices in laboratories and industrial applications.
  • Educational Value: For chemistry students, studying uranyl sulfate enhances understanding of coordination chemistry, complexation reactions, and the behavior of actinides in different environments.

In summary, dioxouranium(2+) sulfate is not just a compound of interest but a gateway into exploring the intricate world of uranium chemistry, its environmental implications, and its historical importance in nuclear science.

Synonyms
URANYL SULFATE
Uranium oxysulfate
1314-64-3
UNII-623B9HX42F
HSDB 1019
EINECS 215-240-3
Dioxo(sulphato(2-)-O)uranium
Dioxo[sulphato(2-)-O]uranium
DTXSID40893736
Dioxo[sulfato(2-)-kappaO]uranium
DIOXO(SULFATO(2-)-KAPPAO)URANIUM
Uranyl sulphate
Uranyl sulfic acid
Uranyl sulphic acid
Uranium, dioxosulfato
dioxouraniumbis(ylium) sulfate
Uranium, dioxo(sulfato(2)O)
URANIUM SULFATE TRIHYDRATE
DTXCID601323760
dioxo(sulfato(2-)-.kappa.o)uranium
uranyl monosulfate
uranyl sulfate (uo2(so4))
uranyl sulfate [mi]
dioxouranium(2+);sulfate
Uranyl(VI) sulfate
Dioxosulfatouranium
Uranium oxide sulfate
Uranium, dioxosulfato-
Uranyl sulfate (UO2SO4)
Uranium oxide sulfate (UO2SO4)
Uranium, dioxo(sulfato(2-)-O)-
Uranium, dioxo[sulfato(2-)-.kappa.O]-
Uranium, dioxo(sulfato(2-)-kappaO)-
Q3028221