Tungstosilicic acid
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Tungstosilicic acid | |
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Image:Tungstosilicic acid.jpg | |
Other names | Silicotungstic acid |
Identifiers | |
CAS number | [12027-43-9] |
Properties | |
Molecular formula | H4[W12SiO40] |
Molar mass | 2878.2 g/mol |
Structure | |
Coordination geometry |
Tetrahedral |
Dipole moment | zero |
Hazards | |
Flash point | non-flammable |
Related compounds | |
Related compounds | Tungsten trioxide |
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
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.
[edit] References
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