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Tungstate - an overview | ScienceDirect Topics
A tungstate is a compound that contains an oxyanion of tungsten . The simplest tungstate ion is WO 4 2 − , known as orthotung state [23]. A large group of polyatomic ions belong to tungstates known as polyoxomatalates (“POMs”).
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Tungstate - Wikipedia
In chemistry, a tungstate is a compound that contains an oxyanion of tungsten or is a mixed oxide containing tungsten. The simplest tungstate ion is WO2−4, ...
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Tungstate | O4W-2 | CID 24465 - PubChem
Tungstate is a divalent inorganic anion obtained by removal of both protons from tungstic acid. It is a divalent inorganic anion and a tungsten oxoanion.
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pubchem.ncbi.nlm.nih.gov
tungstate
tungstate Chem. (ˈtʌŋstət) [f. tungstic + -ate4.] A salt of tungstic acid.1800 tr. Lagrange's Chem. I. 371 The other is known by mineralogists, under the name of wolfram..this is the tungstate of iron. 1839 H. T. De la Beche Rep. Geol. Cornwall, etc. xv. 584 Except when mixed with wolfram, or the tu...
Oxford English Dictionary
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Sodium tungstate - Wikipedia
Sodium tungstate is the inorganic compound with the formula Na 2 WO 4. This white, water-soluble solid is the sodium salt of tungstic acid.
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TUNGSTATE Definition & Meaning - Merriam-Webster
The meaning of TUNGSTATE is a salt or ester of a tungstic acid and especially of H2WO4.
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Tungstate - Sigma-Aldrich
Synonym(s): Sodium tungstate dihydrate, Tungstic acid sodium salt dihydrate. Linear Formula: Na2WO4 · 2H2O. CAS No.:.
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TUNGSTATE Definition & Meaning - Dictionary.com
Tungsten, tung′sten, n. a rare metal, chiefly derived from wolfram, which is a tungstate of iron and manganese, and likewise found in scheelite, which is a ...
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Sodium tungstate | Na2O4W | CID 26052 - PubChem
Sodium tungstate | Na2O4W | CID 26052 - structure, chemical names, physical and chemical properties, classification, patents, literature, ...
pubchem.ncbi.nlm.nih.gov
pubchem.ncbi.nlm.nih.gov
Sodium Tungstate - an overview | ScienceDirect Topics
Sodium tungstate is a chemical compound used as a reference for chemical shift in NMR spectroscopy, specifically for the observation of tungsten isotopes, ...
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Silver tungstate
Silver tungstate is an inorganic tungstate with the chemical formula Ag2WO4. , while β- and γ-silver tungstate are metastable.
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Cadmium tungstate
Cadmium tungstate was used as a replacement of calcium tungstate in some fluoroscopes since the 1940s. Similar materials are calcium tungstate (scheelite) and zinc tungstate.
It is toxic, as are all cadmium compounds.
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Nickel tungstate
Preparation
Nickel tungstate can be prepared by the reaction of nickel(II) nitrate and sodium tungstate:
Ni(NO3)2 + Na2WO4 → NiWO4 + 2 NaNO3
Nickel Nickel tungstate undergoes a phase transition at 700°C.
Properties
Nickel tungstate is a light brown, odourless solid that is insoluble in water.
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Neodymium tungstate
Neodymium tungstate is an inorganic compound, a salt of neodymium and tungstic acid with the chemical formula Nd2(WO4)3. Preparation
Reacting neodymium(III) oxide and tungsten(VI) oxide would produce anhydrous neodymium tungstate:
Nd2O3 \ + \ 3WO3 ->[{}\atop\ce{1000^\circ
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en.wikipedia.org
Barium tungstate
Barium tungstate is an inorganic chemical compound of barium and the tungstate anion. tungstate.
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