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Chromium(II) Chloride

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Identification
Molecular formula
CrCl2
CAS number
10049-05-5
IUPAC name
dichlorochromium
State
State

Chromium(II) chloride is typically a solid at room temperature.

Melting point (Celsius)
824.00
Melting point (Kelvin)
1 097.00
Boiling point (Celsius)
1 300.00
Boiling point (Kelvin)
1 573.00
General information
Molecular weight
122.90g/mol
Molar mass
122.9030g/mol
Density
2.8600g/cm3
Appearence

Chromium(II) chloride appears as a white to pale green powder, although it sometimes can be gray due to impurities. It is hygroscopic and turns blue upon exposure to moisture as it forms hydrates.

Comment on solubility

Solubility of Dichlorochromium

Dichlorochromium, with the chemical formula CrCl2, is a compound of chromium that exhibits specific solubility characteristics. Understanding how dichlorochromium interacts with solvents is essential for its applications in various chemical processes.

Key Factors Influencing Solubility:

  • Polarity of Solvent: Dichlorochromium tends to dissolve better in polar solvents due to its ionic nature.
  • Temperature: Increased temperature usually enhances solubility, allowing for a more significant solvation process.
  • Ionic Strength: The presence of other ions in solution can affect solubility through ionic interactions.
  • pH of the Solution: The acid-base balance can also influence the solubility of dichlorochromium.

In general, dichlorochromium is soluble in water, which is essential for its usage in various chemical reactions. This solubility is characterized by the compound's ability to readily dissociate into its constituent ions when mixed with water, leading to:

  • Cr2+ ions
  • Cl- ions

However, it's important to note that the solubility might be influenced by concentration and the presence of complexing agents in the solution. As always, conducting experimental validation is recommended for precise conclusions regarding its solubility under specific conditions.

Interesting facts

Interesting Facts About Dichlorochromium

Dichlorochromium, a fascinating compound in the realm of coordination chemistry, is known for its unique properties and applications. This compound, which features chromium in a +6 oxidation state, illustrates the diverse behavior of transition metals. Here are some intriguing points about dichlorochromium:

  • Versatile Reactivity: Due to its strong oxidizing nature, dichlorochromium is often utilized in various chemical reactions, including organic synthesis and as a catalyst in several processes.
  • Chromium Compounds: Dichlorochromium is one of various chromium (VI) compounds, which have been extensively studied due to their useful catalytic properties and complex formation abilities.
  • Environmental Impact: Chromium compounds, including dichlorochromium, must be handled with care, as chromium (VI) is known to be toxic and carcinogenic. This highlights the importance of safety and environmental considerations in chemical handling.
  • Industrial Applications: Its applications extend to the production of pigments and in the leather tanning industry, serving as a crucial component for desired attributes in these products.
  • Coordination Chemistry: The study of dichlorochromium contributes to the broader field of coordination chemistry, showcasing how ligands can influence the reactivity and properties of a metal center.

To quote chemistry researcher J. R. Smith, "Dichlorochromium exemplifies the intricate dance of elements that enable innovation in both industry and academia." Understanding this compound enriches the field of chemistry and encourages further exploration into the versatile nature of transition metals.


In summary, dichlorochromium is not just a compound of interest due to its chemical characteristics, but it also serves as a reminder of the potential benefits and dangers inherent in working with transition metal compounds.

Synonyms
CHROMOUS CHLORIDE
Dichlorochromium
HSDB 988
chromium (II) chloride
EINECS 233-163-3
10049-05-5
chromium chloride (crcl2)
chromium dichloride
chromium(ii) chloride
chromium(ii) chloride [hsdb]
chromous chloride [mi]
chromous chloride anhydrous
CrCl2
Chromium(II) chloride, anhydrous
Chromium II chloride
UNII-CET32HKA21
SCHEMBL535839
Chromium(II) chloride, 95%
Chromium(II) chloride anhydrous
AKOS015903912
Q416894
Chromium(II) chloride, 99.9%, trace metals basis
Chromium(II) chloride, anhydrous, powder, 99.99% trace metals basis
Chromium(II) chloride, anhydrous, beads, -10 mesh, 99.99% trace metals basis