9/3/2023 0 Comments Cobalt ii phosphateSynonyms, Cobalt(III) Phosphate Cobalt(2+) Dihydrogen Phosphate Cobalt(II). A Note on the Reliability of Powder Diffraction Studies". Read about the chemical and physical properties of Cobalt Phosphate. The molecular structure of 1 reveals that it is a tetranuclear assembly where the Co(II) centers are present in the alternate corners of a cube. Cobalt (II) phosphate hydrate Write a review Synonym (s): Cobalt phosphate octahydrate, Cobaltous phosphate octahydrate Linear Formula: Co3(PO4)2 CAS Number: 1 Molecular Weight: 366.74 (anhydrous basis) EC Number: 236-655-6 MDL number: MFCD00150211 PubChem Substance ID: 24878297 NACRES: NA. Hazardous ingredients according to Regulation (EC) No 1272/2008. "Structure of cobalt(II) phosphateStructure refinements of Co 3(PO 4) 2. "Crystal structure of cobalt orthophosphate Co 3(PO 4) 2". Cobalt(II) Phosphate Co3(PO4)2 Molar Mass, Molecular Weight. : CS1 maint: uses authors parameter ( link) "Cobalt–phosphate oxygen-evolving Compound". ^ Hugo Müller, Wolfgang Müller, Manfred Wehner, Heike Liewald "Artists' Colors" in Ullmann's Encyclopedia of Industrial Chemistry 2002, Wiley-VCH, Weinheim.CRC Handbook of Chemistry and Physics (99 ed.). Spherical colloidal cobalt phosphate particles of narrow size distribution were prepared by aging solutions containing CoSO4 and NaH2PO4 in the presence of. The introduction of these compounds as pigments is briefly discussed. Cobalt phosphate, a pigment frequently mentioned in the literature on artists' materials, has not yet been unambiguously identified. This article focuses on the composition, characterization and occurrences of this pigment as well as other violet and cobalt blue compounds used as artists' pigments, namely cobalt phosphate, cobalt phosphate octahydrate, ammonium cobalt phosphate hydrate and lithium cobalt phosphate. The study of several commercial paints and dry pigments, as well as paint samples removed from works of art, allowed the identification of cobalt phosphate, a pigment that has not previously been reported in the literature. cobalt ( II ), copper ( II ), molybdenum ( VI ), nickel ( II ), nitrate and phosphate, up to an individual ion concentration of 5.0 mg L - I. This highly toxic compound is now rarely used. The first cobalt violets used were composed of cobalt arsenate. Cobalt violets range from deep to pale shades with either a pink or blue hue. First developed in 1859, cobalt violet was the primary permanent violet pigment available. The reaction provided below is between the strong acid HCl and the strong base NaOH and is an example of a neutralization reaction. A general name for several violet color cobalt pigments. How to use Cobalt Phosphate Colour in the art? These reactions most often form a salt (an ionic compound) and water however, other products such as carbon dioxide (CO2) may also form. Indeed, many works related to the discovery of some of these materials with interesting properties, in particular ionic conductivity, motivated our research and encouraged us to collect several cobalt phosphates and to correlate structure-physical properties in particular electrical properties. This work consists first of all in highlighting the crystalline phases of cobalt phosphates. In fact, the development of new materials that could potentially be ionic conductors or ion exchangers led us to examine the CoP -O and A-CoP -O crystallographic systems (A: monovalent cation) and their different methods of synthesis. Calcium phosphate Calcium sulphate Chromium ( III ) hydroxide Cobalt ( II ). Thin films of this material are water oxidation catalysts.Ĭobalt phosphates with open framework present various physical performances in relation to their structures. oxalate Barium phosphate Barium sulphate Barium carbonate Barium chromate. 8: Solution Chemistry is shared under a not declared. The metal binding constants and rate constants have been measured for the formation of the NiII and CoII complexes of pyrophosphate and tripolyphosphate. It is a commercial inorganic pigment known as cobalt violet. What minimum mass of cobalt (II) nitrate must be added to 60.0 mL of a 0.0999 M phosphate solution in order to completely precipitate all of the phosphate as solid cobalt (II) phosphate 2PO 43 ( aq ) + 3Co (NO 3) 2 ( aq ) Co 3 (PO 4) 2 ( s) + 6NO 3 ( aq) Answer. What is cobalt II phosphate used for? Is Cobalt Phosphate violet or Blue? Is cobalt phosphate soluble? Can be used in Ceramics and PotteryĬobalt phosphate is the inorganic compound with the formula Co3(PO4)2.
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