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Barium chloride

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Identification
Molecular formula
BaCl2
CAS number
10361-37-2
IUPAC name
barium(2+);dichloride
State
State

At room temperature, barium chloride is in a solid state. It typically appears as a crystalline solid.

Melting point (Celsius)
962.00
Melting point (Kelvin)
1 235.00
Boiling point (Celsius)
1 560.00
Boiling point (Kelvin)
1 833.00
General information
Molecular weight
208.23g/mol
Molar mass
208.2330g/mol
Density
3.8560g/cm3
Appearence

Barium chloride is a white crystalline solid that is hygroscopic, meaning it attracts and holds water molecules from the surrounding environment. It is often found in the form of colorless or white orthorhombic crystals.

Comment on solubility

Solubility of Barium(II) Chloride (BaCl2)

Barium(II) chloride, represented by the chemical formula BaCl2, is known for its interesting solubility characteristics. In general, BaCl2 is highly soluble in water and exemplifies the behavior of many barium salts. Here are some key points regarding its solubility:

  • Solubility in Water: BaCl2 readily dissolves in water, making it an effective source of barium ions in aqueous solutions.
  • Temperature Dependence: The solubility of BaCl2 tends to increase with rising temperature, which is common for many salts.
  • Effect of Concentration: At high concentrations, the formation of barium hydroxide can occur, which may lead to a decrease in solubility as it precipitates.
  • Common Solvent: Water is the main solvent for BaCl2, but it is also slightly soluble in alcohols and other polar organic solvents.

Furthermore, Barium(II) chloride can dissociate in solution as follows:

BaCl2 → Ba2+ + 2Cl-

In summary, BaCl2 demonstrates favorable solubility, particularly in water, making it a versatile compound in various chemical applications.

Interesting facts

Interesting Facts about Barium Dichloride (BaCl2)

Barium dichloride is an intriguing compound with a variety of applications and properties. Here are some noteworthy aspects of this chemical:

  • Common Uses: Barium dichloride is primarily used in the manufacture of barium salts, which are significant in various industrial processes. These salts are often utilized in the production of ceramics, glass, and as stabilizers in plastics.
  • Analytical Chemistry: It serves as a reagent in analytical chemistry for detecting sulfate ions. The precipitation of barium sulfate in this context is a common laboratory method for sulfate analysis.
  • Health and Safety: While barium itself can be toxic in certain forms, barium dichloride is handled with caution in laboratories due to its hazardous nature. Proper safety measures are crucial when working with this compound.
  • Hydration Form: Barium dichloride has a hydrous form, BaCl2•2H2O, which is often encountered in practice. This hydrated version is more soluble in water and can affect the properties of the compound significantly.
  • Colorimetric Reactions: Barium ions impart a characteristic lemon-yellow color when flame tested. This property is often used in qualitative analysis in laboratories.

In summary, barium dichloride showcases a fascinating blend of utility and caution, making it a notable compound in the field of chemistry. Its applications extend from industry to laboratory analysis, providing ample opportunities for discovery and innovation.

Synonyms
Barium dichloride
BaCl2
Ba 0108E
CCRIS 2286
HSDB 2633
SBA 0108E
NCI-C61074
EINECS 233-788-1
NSC 146181
UNII-0VK51DA1T2
0VK51DA1T2
NSC-146181
EC 233-788-1
Chlorbarium
Lignosulphonate
Barium chloratum
Salzsaures barium
233-788-1
10361-37-2
Barium chloride
barium chloride anhydrous
chebi:63317
dtxcid5024508
dtxsid7044508
barium(2+);dichloride
Barium chloride (BaCl2)
MFCD00003445
Barium chloride, 99.9% trace metals basis
Barium chloride, anhydrous
Bariumchlorid
Barium Chloride Dihydrate (8CI); Barium Chloride (BaCl2) Hydrate; Barium Dichloride Dihydrate
Barium chloride, ultra dry
WLN: BA G2
SCHEMBL1857272
Ba-0108E
Barium chloride, p.a., 99.0%
NSC146181
NCGC00248255-01
BP-30126
NS00076389
Barium chloride, 99.999% trace metals basis
Barium standard for AAS, ready-to-use, traceable to BAM, in H2O
Barium chloride, anhydrous, beads, -10 mesh, 99.95% trace metals basis
Barium chloride, anhydrous, beads, -10 mesh, 99.999% trace metals basis