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Mercury(II) bromide

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Identification
Molecular formula
HgBr2
CAS number
7789-47-1
IUPAC name
bromomercury
State
State

At room temperature, mercury(II) bromide is typically in a solid state, forming white crystalline structures that are stable under standard conditions.

Melting point (Celsius)
236.00
Melting point (Kelvin)
509.00
Boiling point (Celsius)
322.00
Boiling point (Kelvin)
595.00
General information
Molecular weight
360.41g/mol
Molar mass
360.4110g/mol
Density
6.7000g/cm3
Appearence

Mercury(II) bromide appears as a white crystalline solid. It often forms orthorhombic crystals and is visibly distinct because of its bright appearance.

Comment on solubility

Solubility of Bromomercury

Bromomercury, represented chemically as HgBr, displays distinct solubility characteristics that are worth noting. Its solubility can vary significantly depending on the conditions it is subjected to. Here are some key points regarding its solubility:

  • Solubility in Water: Bromomercury is generally considered to be insoluble in water, which means that it does not dissolve well in this universal solvent.
  • Solubility in Organic Solvents: Conversely, it shows enhanced solubility in some organic solvents, indicating a preference for nonpolar environments.
  • Temperature Dependence: The solubility of bromomercury can also be influenced by temperature; increased temperatures may improve its solubility in organic solvents.
  • Applications: Its limited solubility in aqueous solutions makes bromomercury useful in specific applications, such as in organic synthesis and as a reagent.

In summary, while HgBr poses challenges when attempting to dissolve it in water, its solubility in organic solvents highlights the diverse behaviors of chemical compounds in various environments. As with many compounds, understanding these solubility traits is crucial for their effective application in chemical processes.

Interesting facts

Interesting Facts about Bromomercury

Bromomercury is a fascinating compound that plays a significant role in various chemical applications and research. Below are some intriguing insights about this compound:

  • Historical Significance: Bromomercury, also known as mercuric bromide, has a long history of use in photography and was utilized as a precursor in the synthesis of various organic compounds.
  • Uses in Research: Researchers often employ bromomercury in studies related to organomercury chemistry and its interactions with biological systems.
  • Environmental Concerns: Due to the toxicity of mercury compounds, bromomercury raises concerns in the field of environmental chemistry. It is crucial to handle it with care and implement proper disposal methods to minimize environmental impact.
  • Coordination Chemistry: Bromomercury exhibits interesting coordination properties, making it a valuable subject of study in coordination compounds that involve transition metals.
  • Pharmacological Research: Some studies have investigated the potential use of organomercury compounds like bromomercury in developing new pharmaceuticals, although due to their toxicity, this area is approached with caution.

As the chemical community continues to uncover the complexities of bromomercury, it remains a compound of interest for understanding both the benefits and risks associated with organomercury compounds. The dual nature of bromomercury—its utility in research and its environmental implications—makes it a compelling topic for examination in chemistry courses and beyond.

Synonyms
Mercury monobromide
HSDB 1221
UNII-JSJ4936A2S
JSJ4936A2S
DIMERCURY DIBROMIDE
MERCUROUS BROMIDE, (SOLID)
MERCUROUS BROMIDE (HG2BR2)
hg2br2
mercurius bromatus
mercurous bromide
mercury bromide (hgbr)
mercury(i) bromide (1:1)
Mercury bromide (Hg2Br2)
Mercury, dibromodi-, (Hg-Hg)
DTXSID3065879