Caesium chloride
General
Other names	Cesium chloride
Molecular formula	CsCl
Molar mass	168.36 g/mol
Appearance	white solid
CAS number	[7647-17-8]
EINECS number	231-600-2
Properties
Density and phase	3.99 g/cm3, solid
Solubility in water	162 g/100 ml (1 °C)
In methanol In ethanol In acetone	33.7 g/100 ml Very soluble Insoluble
Melting point	645°C
Boiling point	1295°C
Structure
Coordination geometry	cubic
Crystal structure	see text
Thermodynamic data
Supplementary data page
Structure & properties	n, εr, etc.
Thermodynamic data	Phase behaviour Solid, liquid, gas
Spectral data	UV, IR, NMR, MS
Related compounds
Other anions	Caesium fluoride Caesium bromide Caesium iodide
Other cations	Potassium chloride Rubidium chloride
Except where noted otherwise, data are given for materials in their standard state (at 25°C, 100 kPa) Infobox disclaimer and references

Caesium chloride is an ionic compound best known as a structural type. Wikipedia does not have an article with this exact name. ... A chemical formula (also called molecular formula) is a concise way of expressing information about the atoms that constitute a particular chemical compound. ... Molar mass is the mass of one mole of an element or chemical compound. ... CAS registry numbers are unique numerical identifiers for chemical compounds, polymers, biological sequences, mixtures and alloys. ... The EINECS number (for European Inventory of Existing Chemical Substances) is a registry number given to each chemical substance commercially available in the European Union between 1 January 1971 and 18 September 1981. ... Density (symbol: ρ - Greek: rho) is a measure of mass per unit of volume. ... In the physical sciences, a phase is a set of states of a macroscopic physical system that have relatively uniform chemical composition and physical properties (i. ... A substance is soluble in a fluid if it dissolves in the fluid. ... Water is in dynamic equilibrium between the liquid and solid states at standard temperature and pressure. ... Methanol, also known as methyl alcohol or wood alcohol, is a chemical compound with chemical formula CH3OH. It is the simplest alcohol, and is a light, volatile, colourless, flammable, poisonous liquid that is used as an antifreeze, solvent, fuel, and as a denaturant for ethyl alcohol. ... Ethyl alcohol, also known as ethanol or grain alcohol, is a flammable, colorless chemical compound, one of the alcohols that is most often found in alcoholic beverages. ... In chemistry, acetone (also known as propanone, dimethyl ketone, 2-propanone, propan-2-one and beta-ketopropane) is the simplest representative of the ketones. ... The melting point of a solid is the temperature at which it changes state from solid to liquid. ... The boiling point of a substance is the temperature at which it can change state from a liquid to a gas throughout the bulk of the liquid. ... The coordination geometry of an atom is the geometrical pattern formed by its neighbors in a molecule or a crystal. ... Rose des Sables (Sand Rose), formed of gypsum crystals In mineralogy and crystallography, a crystal structure is a unique arrangement of atoms in a crystal. ... Caesium chloride is an ionic compound best known as a structural type. ... The parameter used to describe the interaction of electromagnetic radiation with matter is the complex index of refraction, , which is a combination of a real part and an imaginary part. ... The dielectric constant εr (represented as or K in some cases) is defined as the ratio: where εs is the static permittivity of the material in question, and ε0 is the vacuum permittivity. ... Ultraviolet-Visible spectroscopy or Ultraviolet-Visible spectrophotometry (UV/ VIS) involves the spectroscopy of photons (spectrophotometry). ... IR spectrum of a thin film of liquid ethanol. ... Nuclear Magnetic Resonance Spectroscopy is the name given to the technique which exploits the magnetic properties of nuclei. ... Mass spectrometry is a technique for separating ions by their mass-to-charge (m/z) ratios. ... An ion is an elementary particle or system of elementary particles with a net electric charge. ... Overview Caesium fluoride (cesium fluoride in North America), is an ionic compound usually found as a hygroscopic white solid. ... Caesium iodide is an ionic compound used as the input phosphor of an x-ray image amplifier tubes found in Fluro equipment. ... An ion is an elementary particle or system of elementary particles with a net electric charge. ... The chemical compound potassium chloride (KCl) is a metal halide composed of potassium and chlorine. ... In chemistry, the standard state of a material is its state at 1 bar (100. ...

Preparation

Caesium chloride can be prepared by the reaction of caesium hydroxide or caesium carbonate with hydrochloric acid: the resulting salt is purified by recrystallization. Caesium hydroxide, (CsOH) is a chemical compound consisting of an atom of Caesium and a hydroxide group. ... The chemical substance hydrochloric acid is the aqueous (water-based) solution of hydrogen chloride (HCl) gas. ... Recrystallization is an essentially physical process that has meanings in chemistry and geology. ...

Caesium metal reacts violently with chlorine gas to give caesium chloride, although the expense of metallic caesium means that this is not the usual route of preparation. General Name, Symbol, Number caesium, Cs, 55 Chemical series alkali metals Group, Period, Block 1, 6, s Appearance silvery gold Atomic mass 132. ... General Name, Symbol, Number chlorine, Cl, 17 Chemical series halogens Group, Period, Block 17, 3, p Appearance yellowish green Atomic mass 35. ...

Crystal structure

The caesium chloride structure is composed of interlocking simple cubic lattices of anions and cations. Image File history File links Taken from German Wikipedia. ...

Uses

Caesium chloride is used in the preparation of electrically conducting glasses. esto no dice nada, es una poronga, pongan algo q sirva ^[1] The materials definition of a glass is a uniform amorphous solid material, usually produced when a suitably viscous molten material cools very rapidly, thereby not giving enough time for a regular crystal lattice to form. ...

Reference

1. ^  Tver'yanovich, Y. S. et al. (1998). Glass Phys. Chem., 24, 446.

External links

• WebElements
• Sigma-Aldrich Co.