chelate effect — chelatinis efektas statusas T sritis chemija apibrėžtis Komplekso patvarumo didėjimas susidarant chelatiniams žiedams. atitikmenys: angl. chelate effect rus. хелатный эффект … Chemijos terminų aiškinamasis žodynas
chelate — chelatable, adj. /kee layt/, adj., n., v., chelated, chelating. adj. 1. Chem. a. of or noting a heterocyclic compound having a central metallic ion attached by covalent bonds to two or more nonmetallic atoms in the same molecule. b. of or noting… … Universalium
chelate — 1. To effect chelation. 2. Pertaining to chelation. 3. A complex formed through chelation. * * * che·late kē .lāt adj of, relating to, or having the ring structure typical of a chelate chelate vb, che·lat·ed; che·lat·ing … Medical dictionary
хелатный эффект — Chelate effect Хелатный эффект Хорошо известен в координационной химии и выражается в значительно большей устойчивости комплексов бидентатных лигандов (типа 1,2 диаминоэтана) по сравнению с устойчивостью близких по природе металлокомплексов,… … Толковый англо-русский словарь по нанотехнологии. - М.
Chelation — Metal EDTA chelate Chelation is the formation or presence of two or more separate coordinate bonds between a polydentate (multiple bonded) ligand and a single central atom.[1] Usually these ligands are organic compounds, and are calle … 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
Ligand — This article is about ligands in inorganic chemistry. For ligands in biochemistry, see Ligand (biochemistry). For other uses, see Ligand (disambiguation). Cobalt complex [HCo(CO)4] with five ligands In coordination chemistry, a ligand is an ion… … Wikipedia
Metal acetylacetonates — are coordination complexes derived from the acetylacetonate anion and metal ions, usually transition metals. The ligand acetylacetonate is often abbreviated acac. Typically both oxygen atoms bind to the metal to form a six membered chelate ring.… … Wikipedia
Enzyme catalysis — is the catalysis of chemical reactions by specialized proteins known as enzymes. Catalysis of biochemical reactions in the cell is vital due to the very low reaction rates of the uncatalysed reactions. The mechanism of enzyme catalysis is similar … Wikipedia
Pyridine — Pyridine … Wikipedia