ZINC FLUORIDE

CAS Number: 7783-49-5
Linear Formula: ZnF2
CAS No.: 7783-49-5
MDL number: MFCD00011298
Molecular Weight: 103.39
EC No.: 232-001-9

APPLICATIONS

Zinc fluoride is Used for galvanizing steel and making ceramics.
Zinc Fluoride is a water insoluble Zinc source for use in oxygen-sensitive applications, such as metal production. 
Fluoride compounds have diverse applications in current technologies and science, from oil refining and etching to synthetic organic chemistry and the manufacture of pharmaceuticals. 
Magnesium Fluoride, for example, was used by researchers at the Max Planck Institute for Quantum Optics in 2013 to create a novel mid-infrared optical frequency comb composed of crystalline microresonators, a development that may lead to future advances in molecular spectroscopy. 
Fluorides are also commonly used to alloy metals and for optical deposition. 
Zinc Fluoride is generally immediately available in most volumes. 
High purity, submicron and nanopowder forms may be considered. 
American Elements produces to many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. 
Zinc Fluoride is Used for fluorination of organic compounds. 
Zinc Fluoride is Used to make phosphors for fluorescent electric lights. 
Zinc Fluoride is Used in glazes and enamels for porcelain. 
Zinc Fluoride is Used for preserving wood.
Zinc Fluoride is Used in electroplating baths. 
Zinc Fluoride is Used as termite repellent. 
Zinc Fluoride is Used for galvanizing steel. 
Zinc Fluoride is Used for making ceramics.
Zinc Fluoride is Also used as a flux for welding and soldering. 
Zinc Fluoride inhibits the erosion of enamel in vitro. 
Zinc Fluoride also functions as a fluorinating agent, Lewis acid catalyst and as an additive for catalytic transformations.
Zinc Fluoride, CAS 7783-49-5, has the formula ZnF2.  
Zinc Fluoride is a widely used fluoride compound in a number of industries.  
Zinc Fluoride is used in the fluorination of organic compounds, as an additive in electrolytic aluminum, and also in electroplating operations. 
Zinc Fluoride also has uses in food preservation, the manufacture of fluxes for metallurgy, oxygen sensitive applications for metal production, glass, enamels, fabrics and plastics as well as applications as a catalyst additive in oil refining, in the manufacture of pharmaceuticals, phosphors for electric lights, and in the manufacture  of floor coverings. 
Zinc fluoride is used in the fluorination of organic compounds, in the manufacturing of phosphors for fluorescent lights, in preserving wood, in electroplating baths, in galvanizing steel, and in ceramic manufacturing for glazes and enamels.  
Zinc fluoride is a white crystalline powder, used in the manufacture of phosphors for fluorescent lights. 
Zinc fluoride also is used in electroplating baths, in preservation of wood, in glazes and enamels for ceramics, and in fluorination reactions of organics.
Zinc fluoride also is used in Optical materials, optics, laser, optical fibers, thin films, ceramics and glass.
Zinc Fluoride has been shown to aid in hydrogen release from NaBH4 and as a component in the synthesis of fluorescent glasses and ceramics. 
Zinc fluoride is also used as a source of zinc in oxygen sensitive applications, and can be used as reagent for producing thin films of Zn metal and ZnO.
Zinc fluoride is used in oxygen-sensitive applications.
Zinc fluoride is used for galvanizing steel.
Zinc fluoride can be used for making ceramics.
Zinc fluoride is Used as wood impregnant, brazing agent and analytical reagent.
Zinc fluoride is used in optical glass, light emitting materials , and co-solvents. 
When combined with hydrochloric acid, Zinc fluoride can be used to etch glass.
Zinc fluoride, 98% Cas 7783-49-5 - used as wood preservatives. 
Zinc fluoride, 98% Cas 7783-49-5 used for production of other fluorine compounds such as phosphorus trifluoride are used.
Zinc fluoride is a white crystalline powder, used in the manufacture of phosphors for fluorescent lights. 
Zinc fluoride also is used in electroplating baths, in preservation of wood, in glazes and enamels for ceramics, and in fluorination reactions of organics.
Zinc fluoride is used as an additive to electrolytic galvanizing baths, in glazes and enamels for porcelain, and special types of glass with a high refractive index. Zinc fluoride is also used as a flux for welding and soldering and as a fluorinating agent in organic syntheses.

DESCRIPTION

Zinc fluoride (ZnF2) is an inorganic chemical compound. 
Zinc fluoride is encountered as the anhydrous form and also as the tetrahydrate, ZnF2 · 4H2O (rhombohedral crystal structure). 
Zinc fluoride has a high melting point and has the rutile structure containing 6 coordinate zinc, which suggests appreciable ionic character in its chemical bonding. 
Unlike the other zinc halides, ZnCl2, ZnBr2 and ZnI2, Zinc fluoride is not very soluble in water.
Zinc fluoride appears as a white powder or crystalline mass. 
Density 4.84 g / cm3. 
Zinc fluoride is Slightly soluble in water and denser than water. 
Zinc fluoride is Also insoluble as a hydrate. ZnF2.xH2O. 
Zinc fluoride is An eye and nose irritant. 
Zinc fluoride is An eye and nasal passage irritant. 
Zinc fluoride is Inhalation may cause nose bleeds.
Zinc fluoride (ZnF2) is an inorganic chemical compound. 
Zinc fluoride is used in the fluorination of organic compounds, in the manufacturing of phosphors for fluorescent lights, in preserving wood, in electroplating baths, in galvanizing steel, and in ceramic manufacturing for glazes and enamels. 
Zinc fluoride is also used as a termite repellent, in pharmaceuticals (e.g. the inhibition of dentin demineralization and collagen degradation), as a flux for welding and soldering (e.g. aluminum).
Zinc fluoride is White powder. 
Zinc fluoride is Soluble in hot acids. 
Zinc fluoride is slightly soluble in water.
Zinc fluoride is insoluble in alcohol.
Anhydrous zinc fluoride is a white hygroscopic solid; tetragonal needles; density 4.9 g/cm3; melts at 872°C; vaporizes at 1,500°C; vapor pressure 1 torr at 1,243°C and 5 torr at 1,328°C; practically insoluble in water, 5.2 mg/L; sparingly soluble in HCl, HNO3 and ammonia solution.
The hydrated zinc fluoride salt, ZnF2.4H2O, is a white crystalline solid; rhombohedral crystals; density 2.30 g/cm3; loses water of crystallization at 100°C; sparinglysoluble in water, about 1.52 g/100mL at 20°C.
Zinc Fluoride is a toxic chemical poisonous. 
Keep Zinc Fluoride in air tight bags. 
Avoid contact with eyes, skin and clothing. 
In case of contact wash the affected place with running water.
Zinc Fluoride, Anhydrous, also known as Zinc difluoride, is an inorganic chemical compound. 
Zinc Fluoride can be synthesized by the reaction of zinc metal with fluorine gas.
Zinc Fluoride is a white inorganic compound that may form needle like crystals, Zinc Fluoride is slightly hygroscopic and soluble in hot acid, nitric acid, hydrchloric acid, and ammonia, while insoluble in ethanol. 
Zinc Fluoride can be stored in glass containers.
Zinc fluoride (ZnF2) is an inorganic chemical compound.
Zinc fluoride (ZnF2) is an inorganic chemical compound. 
Zinc fluoride is used in the fluorination of organic compounds, in the manufacturing of phosphors for fluorescent lights, in preserving wood, in electroplating baths, in galvanizing steel, and in ceramic manufacturing for glazes and enamels. 
Zinc fluoride is also used as a termite repellent, in pharmaceuticals (e.g. the inhibition of dentin demineralization and collagen degradation), as a flux for welding and soldering (e.g. aluminum).
Zinc fluoride [7783-49-5], ZnF2, Mr 103.37 forms monoclinic tetragonal crystals with the rutile structure, mp 872 ◦C,25 4.95 g/cm3.
The solubility of ZnF2 · 4H2O at 20◦C is only 1.62 g ZnF2 in 1000mL solution, but Zinc fluoride is very soluble in aqueous ammonia. 
Zinc fluoride reacts with sodium hydroxide solution to form flocculant precipitates of basic zinc fluorides.
Synthesis: 
ZnF2 ·4H2Ois formed when zinc carbonate or zinc oxide reacts with aqueuos hydrofluoric acid. 
The water of crystallization can be driven off by heating to >200 ◦C and/or in a vacuum.
Analysis:
Calcined commercial zinc fluoride has the typical analysis 61 – 63% Zn, and 33 – 36% F, with the following maximum impurity levels: Fe 500 ppm, Pb 100 ppm, and SO4

Zinc Fluoride Properties (Theoretical)

Compound Formula: F2Zn
Molecular Weight: 103.27
Appearance: White Powder
Melting Point: 872° C (1,602° F)
Boiling Point: 1,500° C (2,732° F)
Density: 4.95 g/cm3
Solubility in H2O: N/A
Exact Mass: 101.926 g/mol
Monoisotopic Mass: 101.925952 Da

Preparation and reactions

Zinc fluoride can be synthesized several ways.
Reaction of a fluoride salt with zinc chloride, to yield zinc fluoride and a chloride salt, in aqueous solution.
The reaction of zinc metal with fluorine gas.
Reaction of hydrofluoric acid with zinc, to yield hydrogen gas (H2) and zinc fluoride (ZnF2).
Zinc fluoride can be hydrolysed by hot water to form the zinc hydroxyfluoride, Zn(OH)F.

Handling, Storage, and Precautions: 
zinc fluoride is a moderate irritant of the respiratory tract, as well as for the skin and eye. 
Zinc fluoride should be manipulated in a well-ventilated fume hood, while avoiding dust formation. 
Dust mask or respirators may prevent dust inhalation. 
Skin and eye contact may be avoided by the appropriate use of gloves and safety goggles. 
Zinc fluoride must be stored in a tightly closed container and kept in a dry and well-ventilated place.

Related Elements

Fluorine

Fluorine is a Block P, Group 17, Period 2 element. 
Its electron configuration is [He]2s22p5. 
The fluorine atom has a covalent radius of 64 pm and its Van der Waals radius is 135 pm. 
In its elemental form, CAS 7782-41-4, fluorine gas has a pale yellow appearance. 
Fluorine was discovered by André-Marie Ampère in 1810. 
Fluorine was first isolated by Henri Moissan in 1886.

Zinc
 
Zinc (atomic symbol: Zn, atomic number: 30) is a Block D, Group 12, Period 4 element with an atomic weight of 65.38. 
The number of electrons in each of zinc's shells is 2, 8, 18, 2, and its electron configuration is [Ar] 3d10 4s2. 
The zinc atom has a radius of 134 pm and a Van der Waals radius of 210 pm. 
Zinc was discovered by Indian metallurgists prior to 1000 BC and first recognized as a unique element by Rasaratna Samuccaya in 800. 
Zinc was first isolated by Andreas Marggraf in 1746. 
In Zinc's elemental form, zinc has a silver-gray appearance. 
Zinc is brittle at ordinary temperatures but malleable at 100 °C to 150 °C.
Zinc is a fair conductor of electricity, and burns in air at high red producing white clouds of the oxide. 
Zinc is mined from sulfidic ore deposits. 
Zinc is the 24th most abundant element in the earth's crust and the fourth most common metal in use (after iron, aluminum, and copper). 
The name zinc originates from the German word "zin," meaning tin.

SYNONYMS

ZnF2
Zinc fluoride, anhydrous
MFCD00011298
Zinc fluorure
Zinc(II) fluoride 
Zinc difluoride 
Difluorozinc
Zinc fluorure 
Zinc fluoride anhydrous