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Trithionate ion

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Identification
Molecular formula
S3O62−
CAS number
13453-90-0
IUPAC name
Trithionate ion
State
State

In its most common salt forms, the trithionate ion contributes to compounds that are typically solid at room temperature. In these forms, the anion remains stable when incorporated into compound matrices. However, isolated trithionate ion studies often examine its behavior in aqueous solutions.

Melting point (Celsius)
48.00
Melting point (Kelvin)
321.00
Boiling point (Celsius)
680.00
Boiling point (Kelvin)
953.00
General information
Molecular weight
178.19g/mol
Molar mass
178.1910g/mol
Density
2.6890g/cm3
Appearence

The trithionate ion, typically found in its salt forms, such as sodium trithionate, generally appears as a colorless solid when isolated. However, it often exists in solution form in various studies and reactions. When in solution, it appears as a clear, colorless liquid.

Comment on solubility

Solubility of Trithionate Ion (S3O62−)

The trithionate ion, S3O62−, exhibits unique solubility characteristics influenced by its structure and the nature of its constituents. Here’s what you need to know about its solubility:

  • Highly Soluble: Trithionate ions are generally considered to be highly soluble in water. Their ability to dissolve is primarily due to their ionic nature, which facilitates strong interactions with polar water molecules.
  • Thermodynamic Favorability: The formation of a hydrated shell around the ion contributes to its favorable solubility, promoting effective dissociation in aqueous solutions.
  • pH Dependence: The solubility of trithionate ions can change with pH, as varying hydrogen ion concentrations may influence the stability of the ion and its interactions with other solutes.
  • Complexation: In solutions containing metal ions, trithionate may participate in complexation reactions, potentially altering its effective solubility by forming stable complexes.
  • Environmental Factors: Factors such as temperature and ionic strength of the solution can also affect the solubility of S3O62−. For instance, increased temperatures typically enhance solubility.

In summary, the solubility of the trithionate ion is a nuanced aspect of its chemistry, governed by a range of internal and external factors. Its interactions in various environments make it an interesting subject for further study.

Interesting facts

Exploring the Trithionate Ion: S3O62−

The trithionate ion, represented as S3O62−, is a fascinating polyatomic ion that plays a crucial role in various chemical processes. Here are some engaging facts about this intriguing ion:

  • Unique Composition: The trithionate ion consists of three sulfur atoms combined with six oxygen atoms, showcasing an interesting arrangement of elements.
  • Oxidation States: The sulfur atoms in the trithionate ion have varying oxidation states, which contributes to the ion's unique chemical properties and reactivity.
  • Biological Significance: Trithionate can be found in certain biological systems, where it serves as an intermediate in sulfur metabolism, highlighting its importance in biogeochemical cycles.
  • Environmental Chemistry: Trithionate ions are produced during the oxidation of sulfide minerals and can be involved in the natural degradation processes of organic matter in environments rich in sulfur.
  • Practical Applications: This ion is also studied for its potential applications in analytical chemistry and might be used in synthesizing other chemical compounds.

As noted by chemists, "the study of such ions opens doors to understanding complex reactions involving sulfur and oxygen, which are fundamental to life on Earth." The trithionate ion, with its captivating characteristics and broad implications, serves as a perfect example of how intricate and essential chemical interactions can be in both nature and industry.

Synonyms
trithionate
trithionate(2-)
Trithionat
15579-17-6
CHEBI:15987
DTXSID20165968
(O3S.S.SO3)2-
[O3SSSO3](2-)
[S3O6](2-)
(O3SSSO3)(2-)
2,2,4,4-tetraoxido-1,5-dioxy-2,3,4-trisulfy-[5]catenate(2-)
S3O6
(S3O6)(2-)
2,2,4,4-tetraoxido-1,5-dioxy-2,3,4-trisulfy-(5)catenate(2-)
DTXCID1088459
A3485
C01861
Q27098331