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
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
heteropolijunginys — statusas T sritis chemija apibrėžtis Kompleksinis junginys, kurio ligandai – d metalų oksoanijonai, o kompleksodaris ir d metalas ligande – skirtingi. atitikmenys: angl. heteropoly compound rus. гетерополисоединение … Chemijos terminų aiškinamasis žodynas
гетерополисоединение — heteropolijunginys statusas T sritis chemija apibrėžtis Kompleksinis junginys, kurio ligandai – d metalų oksoanijonai, o kompleksodaris ir d metalas ligande – skirtingi. atitikmenys: angl. heteropoly compound rus. гетерополисоединение … Chemijos terminų aiškinamasis žodynas
Molybdenum blue — is a term applied to: reduced heteropolymolybdate complexes, polyoxometalates containing Mo(V), Mo(VI), and a hetero atom such as phosphorus or silicon reduced isopolymolybdate complexes, polyoxometalates containing Mo(V), Mo(VI) formed when… … Wikipedia
Keggin structure — is the best known structural form for heteropoly acids. It is the structural form of α–Keggin anions, which have a general formula of [XM12O40] n , where X is the heteroatom (most commonly are P5+, Si4+, or B3+), M is the addenda atom (most… … Wikipedia
Phosphotungstic acid — Chembox new Name = Phosphotungstic acid ImageFile = Phosphotungstate 3D polyhedra.png ImageName = Structure of the phosphotungstate anion OtherNames = PTA, TPA, tungstophosphoric acid Section1 = Chembox Identifiers CASNo = 12067 99 1 Section2 =… … Wikipedia
Compounds of oxygen — Water (H2O) is the most familiar oxygen compound The oxidation state f oxygen is −2 in almost all known compounds of oxygen. The oxidation state −1 is found in a few compounds such as peroxides. Compounds containing oxygen in other oxidation… … Wikipedia
Polyoxometalate — The term polyoxometalate (abbreviated POM) is applied to an extremely large group of generally anionic clusters with frameworks built from transition metal oxo anions linked by shared oxide ions. The term is usually applied to clusters of 3 or… … Wikipedia
Acetic acid — Acetic redirects here. It is not to be confused with Ascetic. Acetic acid … Wikipedia