Tungstosilicic acid

Tungstosilicic acid

Chembox new
Name = Tungstosilicic acid
ImageFile = Tungstosilicic acid.jpg
ImageName = Tungstosilicic acid
IUPACName =
OtherNames = Silicotungstic acid
Section1 = Chembox Identifiers
CASNo = 12027-43-9
Section2 = Chembox Properties
Formula = H4 [W12SiO40]
MolarMass = 2878.2 g/mol
Appearance =
Density =
Solubility =
MeltingPt =
BoilingPt =
pKa =
Section3 = Chembox Structure
Coordination = Tetrahedral
CrystalStruct =
Dipole = zero
Section7 = Chembox Hazards
ExternalMSDS =
MainHazards =
FlashPt = non-flammable
RPhrases =
SPhrases =
Section8 = Chembox Related
Function = heteropoly acids
OtherFunctn =
OtherCpds = Tungsten trioxide

Tungstosilicic acid is the most commonly encountered heteropoly acid. It is widely used in heterogeneous catalysts, notably in the Showa Denko process for the manufacture of acetic acid.

References


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Look at other dictionaries:

  • tungstosilicic acid — noun silicotungstic acid …   Wiktionary

  • tungstosilicic acid — “+ noun Etymology: International Scientific Vocabulary tungst + silicic : silicotungstic acid …   Useful english dictionary

  • Acetic acid — Acetic redirects here. It is not to be confused with Ascetic. Acetic acid …   Wikipedia

  • Heteropoly acid — A heteropoly acid is a class of acid made up of a particular combination of hydrogen and oxygen with certain metals and non metals. This type of acid is frequently used as a re usable acid catalyst in chemical reactions.To qualify as a heteropoly …   Wikipedia

  • silicotungstic acid — “+... noun Etymology: silic + tungstic : any of several heteropoly acids of silicon and tungsten; especially : a pale yellow crystalline acid H4SiW12O40.xH2O containing 12 atoms of tungsten in the molecule, obtainable by acid hydrolysis of a… …   Useful english dictionary

  • silicotungstic acid — noun The most commonly encountered heteropoly acid, widely used in heterogeneous catalysts. Syn: tungstosilicic acid …   Wiktionary

  • coordination compound — Chem. complex (def. 10). Also called coordination complex. * * * ▪ chemistry Introduction  any of a class of substances with chemical structures in which a central metal atom is surrounded by nonmetal atoms or groups of atoms, called ligands… …   Universalium

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