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Cesium Chloride

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Identification
Molecular formula
CsCl
CAS number
7647-17-8
IUPAC name
cesium;chloride
State
State
Cesium chloride is solid at room temperature. It is typically found in its crystalline form.
Melting point (Celsius)
646.00
Melting point (Kelvin)
919.00
Boiling point (Celsius)
1 290.00
Boiling point (Kelvin)
1 563.00
General information
Molecular weight
168.36g/mol
Molar mass
168.3580g/mol
Density
3.9880g/cm3
Appearence

Cesium chloride (CsCl) is a white crystalline solid. It appears as a hygroscopic compound that readily absorbs water from the atmosphere. It crystallizes in a high symmetry, cubic structure often used in X-ray diffraction studies due to its simple cubic arrangement.

Comment on solubility

Solubility of Cesium Chloride

Cesium chloride (CsCl) is known for its fascinating solubility characteristics. When we discuss its solubility, several key points emerge:

  • Highly soluble in water: CsCl exhibits a remarkable solubility, with approximately 70 g dissolving in 100 mL of water at room temperature.
  • Temperature dependence: Its solubility increases with rising temperatures, making it even more effective in dissolving at higher temperatures.
  • Ionic nature: As an ionic compound, the strong electrostatic interactions in CsCl are overcome by water’s polar nature, allowing the ions to disperse in solution.

When dissolved in water, cesium ions (Cs+) and chloride ions (Cl-) separate, increasing the conductivity of the solution. This high solubility makes cesium chloride useful for various applications, including in chemical synthesis and as a reagent in laboratories. Overall, cesium chloride’s solubility is a fascinating demonstration of ionic interactions and their influence on compound behavior in aqueous environments.

Interesting facts

Interesting Facts about Cesium Chloride

Cesium chloride is a fascinating compound that warrants attention due to its unique properties and applications. Here are some intriguing aspects:

  • Natural Occurrence: Cesium chloride occurs naturally as the mineral pollucite, primarily found in lithium-rich granite deposits.
  • High Purity: This compound is often sought after in the industry for its ability to provide a form of cesium that is extremely pure, which is vital for high-tech applications.
  • Crystal Structure: Cesium chloride crystallizes in a cubic structure, which is particularly interesting because it showcases a cute packaging of cesium and chloride ions, resembling the arrangement of atoms in a simple-salt cubic lattice.
  • Applications in Research: This compound plays a crucial role in various scientific applications, especially in the field of quantum computing and atomic clocks, where precise time measurement is paramount.
  • Medical Uses: Cesium chloride has been explored for its potential use in certain types of cancer treatment, highlighting its significance beyond basic chemistry.

Furthermore, cesium itself is one of the most electropositive elements and reacts explosively with water, making cesium chloride an intriguing compound for chemists studying reactive elements and their compounds. As noted by chemist Ørsted, "The study of chemicals is a window into the universe's building blocks." Cesium chloride serves as an excellent example of how simple halide salts can reveal profound implications in both scientific research and technological advancements.

With its diverse uses and role in advancing scientific knowledge, cesium chloride is truly a compound of interest for anyone engaged in the study of chemistry.

Synonyms
CESIUM CHLORIDE
7647-17-8
Caesium chloride
Cesium monochloride
CsCl
Tricesium trichloride
caesium monochloride
GNR9HML8BA
UNII-GNR9HML8BA
HSDB 7149
EINECS 231-600-2
NSC 15198
cesium(I) chloride
caesium(I) chloride
NSC-15198
DTXSID3040435
CHEBI:63039
EC 231-600-2
Cesium Muriaticum
Cesium Chloride 99%
DTXCID1020435
231-600-2
Cesium chloride (CsCl)
cesium;chloride
MFCD00010955
Dicesium dichloride
Cesiumchloride
Cesium monochloride; NSC 15198
Cesium chloride, ultra dry
Cesium chloride, ultrapure
WLN: CS G
CESIUM CHLORIDE [MI]
Cesium chloride, >=99.8%
CESIUM CHLORIDE [HSDB]
Cesium chloride (99.9%-Cs)
CHEMBL4460016
CESIUM CHLORIDE [WHO-DD]
Cesium chloride, p.a., 99.8%
NSC15198
s3642
Cesium chloride, Grade II, >=98%
AKOS015902586
AKOS024438091
AKOS024458317
CCG-266351
Cesium chloride, Grade I, >=99.0%
FC19907
Cesium chloride, Cabot high-purity grade
DA-72100
SY009912
Cesium chloride, ReagentPlus(R), 99.9%
HY-107754
C2203
Cesium chloride, 99.99% trace metals basis
Cesium chloride, puriss. p.a., >=99.5%
CS-0029480
NS00082193
Cesium chloride, BioUltra, >=99.0% (AT)
Cesium chloride, Trace metals grade, 99.9%
Cesium chloride, for molecular biology, >=98%
F20343
Cesium chloride, >=99.999% trace metals basis
Cesium chloride, BioXtra, >=99.5% (titration)
Cesium chloride, ultrapure grade, 99.99%, p.a.
Cesium chloride, Vetec(TM) reagent grade, >=99%
Q296694
Cesium chloride, optical grade, >=99.5% trace metals basis
Cesium chloride, BioUltra, for molecular biology, >=99.5% (AT)
Cesium chloride, anhydrous, beads, -10 mesh, 99.999% trace metals basis
Cesium chloride, for molecular biology, >=99% (silver nitrate titration)
Cesium chloride, anhydrous, free-flowing, Redi-Dri(TM), ReagentPlus(R), 99.9%