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Beryllium fluoride

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Identification
Molecular formula
BeF2
CAS number
7787-49-7
IUPAC name
beryllium;difluoride
State
State

At room temperature, beryllium fluoride is in a solid state. Its structure is similar to that of quartz, forming a network solid with a high melting and boiling point, indicative of strong covalent bonds within its lattice.

Melting point (Celsius)
554.00
Melting point (Kelvin)
827.00
Boiling point (Celsius)
1 169.00
Boiling point (Kelvin)
1 442.00
General information
Molecular weight
47.01g/mol
Molar mass
47.0090g/mol
Density
1.9860g/cm3
Appearence

Beryllium fluoride typically appears as a white, odorless, crystalline solid. It is hygroscopic, meaning it can absorb moisture from the air, which may give it a slightly moist appearance if left exposed to the environment.

Comment on solubility

Solubility of Beryllium Difluoride

Beryllium difluoride (BeF2) exhibits distinctive solubility characteristics that are worth exploring. This compound is known to be sparingly soluble in water, which makes it particularly interesting within the realm of chemical compounds.

Key Points on Solubility:

  • Low Solubility: BeF2 has a low solubility product (Ksp), indicating that not much of the compound dissolves in water.
  • Temperature Dependency: Its solubility can slightly increase with higher temperature, a behavior typical of many ionic compounds.
  • Reaction with Acids: In acidic conditions, BeF2 can dissolve more effectively, forming soluble beryllium complexes.
  • Polar Solvents: While generally insoluble in water, BeF2 shows improved solubility in some polar organic solvents.

The limited solubility of beryllium difluoride highlights the importance of its ionic structure and the interactions with solvent molecules. It is a reminder of the complex nature of solubility that extends beyond mere presence in a liquid to depend on various factors such as pH and temperature.

Overall, it becomes clear that understanding the solubility of beryllium difluoride is crucial for applications in various fields, especially where precision and predictability in chemical behavior are essential.

Interesting facts

Interesting Facts about Beryllium Difluoride

Beryllium difluoride, a fascinating compound composed of beryllium and fluorine, exhibits a range of unique characteristics that make it notable in the realm of chemistry. Here are some intriguing aspects of this compound:

  • Oxidation State: Beryllium is known to have an oxidation state of +2 in this compound, which is an essential factor in understanding its bonding and structure.
  • Crystalline Structure: This compound crystallizes in a distinctive structure that contributes to its properties. Its crystalline nature can influence its behavior in various chemical reactions.
  • Reactivity: Beryllium difluoride is less reactive than many other metal fluorides, making it a subject of study for its stability and interactions with other elements.
  • Applications: Due to its unique properties, beryllium difluoride finds application in specialized industries, particularly in areas requiring high-performance materials, like in nuclear reactors and aerospace applications.
  • Toxicity Considerations: While beryllium has notable industrial uses, it’s essential to handle beryllium difluoride with caution due to the toxicity of beryllium compounds, emphasizing the need for proper safety measures in the laboratory and industry.

As noted by researchers, "The study of beryllium compounds is crucial for advancing materials science and engineering." Beryllium difluoride plays a pivotal role in this field, unlocking doors to innovative technologies and applications. With its intriguing characteristics and potential, it remains a subject of ongoing research and exploration.

Synonyms
Beryllium difluoride
Fluoroberyllate
BeF2
Beryllium fluoride(BeF2)
Beryllium fluoride(Be2F4)
Berylliumfluorid
HSDB 355
Be2F4
EINECS 232-118-5
NSC 84264
UNII-499FU9DQ5C
499FU9DQ5C
CHEBI:49499
NSC84264
NSC-84264
beryllofluoride
Beryllium Fluoratum
DTXCID401012151
232-118-5
beryllium fluoride
dtxsid50873983
beryllium;difluoride
Beryllium fluoride (BeF2)
MFCD00014194
WLN: BE F2