Skip to main content

Tetrachloroaurate(III) ion

ADVERTISEMENT
Identification
Molecular formula
AuCl4-
CAS number
16903-35-8
IUPAC name
tetrachlorogold(1-)
State
State

At room temperature, tetrachloroaurate is commonly encountered as part of an aqueous solution, appearing as a liquid. In solid form, it is typically present as a salt complexed with other cations such as sodium, potassium, or ammonium, forming crystalline solids.

Melting point (Celsius)
-29.80
Melting point (Kelvin)
243.35
Boiling point (Celsius)
100.00
Boiling point (Kelvin)
373.15
General information
Molecular weight
339.77g/mol
Molar mass
339.7720g/mol
Density
2.7000g/cm3
Appearence

Tetrachloroaurate is typically found in aqueous solutions, where it appears as a yellow-orange liquid due to the presence of gold(III) chloride complexes. These solutions can be quite concentrated and are utilized in various chemical reactions and gold plating.

Comment on solubility

Solubility of Tetrachlorogold(1-) (AuCl4-)

Tetrachlorogold(1-) is a fascinating compound that showcases unique solubility characteristics. It is important to consider the following aspects:

  • Solvent Influence: Tetrachlorogold(1-) is typically soluble in polar solvents, particularly water due to its ionic nature.
  • Concentration Matters: The solubility of AuCl4- can vary significantly depending on the concentration of the solution, leading to potential precipitation under specific conditions.
  • pH Sensitivity: The solubility can change with pH, highlighting the importance of experimental conditions when handling the compound.
  • Comparative Solubility: Compared to other gold compounds, tetrachlorogold(1-) may offer improved solubility profiles, benefiting various applications in fields like materials science and catalysis.

Overall, understanding the solubility of tetrachlorogold(1-) not only reflects on its chemical behavior but also plays a crucial role in its application potential. As with many compounds, **adequate solubility knowledge** assists chemists in harnessing its properties effectively.

Interesting facts

Interesting Facts About Tetrachlorogold(I)

Tetrachlorogold(I), also known as aurichloric acid, is a fascinating compound with intriguing chemical and historical significance. Below are some key points that make this compound noteworthy:

  • Gold Source: Tetrachlorogold(I) is often utilized in the extraction of gold, playing a crucial role in various chemical processes involved in gold recovery.
  • Coordination Complex: It serves as a coordination complex where the gold atom is surrounded by four chlorine ligands, demonstrating the important principles of coordination chemistry.
  • Electrochemical Applications: This compound is valuable in electrochemistry, particularly in studies related to conductivity and reactivity of gold-based materials.
  • Historical Use in Chemistry: Historically, tetrachlorogold(I) has been significant in the field of gold chemistry, influencing the development of gold compounds that have diverse applications.
  • Pharmaceutical Potential: Research is ongoing into its potential applications in medicine, particularly in drug delivery systems due to its stability and properties.

In summary, tetrachlorogold(I) is not just another gold compound; it embodies a bridge between traditional metal chemistry and modern applications. As with many compounds, its study opens up fascinating avenues for exploration in both theoretical and applied chemistry.

Synonyms
tetrachloroaurate ion
ZNL6IP5PJX
CHEBI:30056
tetrachloroaurate(1-)
tetrachloroaurate(III)
tetrachloridoaurate(1-)
tetrachloridoaurate(III)
HAuCl4*4H2O
[AuCl4](-)
SCHEMBL29441951
Q27110375