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Tetrachloroferrate(III)

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Identification
Molecular formula
FeCl4-
CAS number
14362-75-5
IUPAC name
tetrachloroiron(1-)
State
State
At room temperature, tetrachloroferrate(III) is typically found in a solid state. It is frequently encountered as the hydrated or anhydrous form of an iron(III) chloride salt, often combined with other cations.
Melting point (Celsius)
225.00
Melting point (Kelvin)
498.00
Boiling point (Celsius)
300.00
Boiling point (Kelvin)
573.00
General information
Molecular weight
198.65g/mol
Molar mass
198.6450g/mol
Density
2.9000g/cm3
Appearence

The compound typically appears as a reddish-brown solid due to the presence of iron. It may exist in various hydrated crystal forms depending on conditions such as humidity. It is highly soluble in water, forming distinctively colored solutions.

Comment on solubility

Solubility of Tetrachloroiron(1-)

The solubility of tetrachloroiron(1-), a coordination compound featuring the iron cation complexed with four chloride ions, can be quite intriguing. This compound is typically found in aqueous solutions, and its solubility properties depend on various factors, including:

  • Nature of Solvent: Tetrachloroiron(1-) is soluble in polar solvents, particularly water. The solvation process involves the interaction between the solvent molecules and the charged species of the compound.
  • Concentration: As the concentration of tetrachloroiron(1-) increases, there may be a point at which the solution reaches saturation, limiting further solubility.
  • Temperature: An increase in temperature generally enhances solubility for ionic compounds like tetrachloroiron(1-), as the kinetic energy of the molecules aids in breaking solute-solvent interactions.

It is essential to note that while tetrachloroiron(1-) exhibits decent solubility in water, its behavior in organic solvents can vary significantly. For example, in nonpolar solvents, the solubility decreases, often rendering it less effectively soluble than in polar environments.


In summary, the solubility characteristics of tetrachloroiron(1-) are pivotal for its applications, particularly in chemical synthesis and analysis. Understanding these properties can facilitate better utilization and handling in various chemical contexts.

Interesting facts

Tetrachloroiron(1-): An Intriguing Iron Complex

Tetrachloroiron(1-) is a fascinating coordination compound that exemplifies the versatile nature of transition metal complexes in inorganic chemistry. One of the key characteristics of this compound is its unique structure, which consists of an iron ion at the center coordinated by four chloride ions. This arrangement leads to interesting chemical properties and potential applications:

  • Oxidation State: The iron in this compound is in the +1 oxidation state, which is less common than the more prevalent +2 or +3 states. This distinctive feature is what makes tetrachloroiron(1-) particularly intriguing for researchers exploring the chemistry of low-valent iron.
  • Coordination Chemistry: Coordination compounds like tetrachloroiron(1-) play essential roles in various biochemical processes and catalysis. The ability to form stable complexes with ligands opens avenues for innovative chemical reactions.
  • Potential Applications: Due to its unique properties, this compound could serve as a precursor in synthesizing other iron complexes or materials. Its relevance extends into the fields of material science and nanotechnology.
  • Electrochemistry: Tetrachloroiron(1-) has been noted for its behavior in electrochemical settings, often exhibiting interesting redox properties that could be harnessed in batteries or sensors.

In summary, tetrachloroiron(1-) represents a unique entity within the realm of metal coordination chemistry, showcasing the diverse chemistry of iron. As scientists continue to explore its properties and potential uses, this compound remains an important subject of study for both theoretical and applied chemists.

Synonyms
tetrachloroferrate(1-)
tetrachloroiron(1-)
CHEBI:30811
tetrachloridoferrate(1-)
tetrachloridoferrate(III)
FeCl4(-)
[FeCl4](-)
SCHEMBL29749561
Q27113992