complex ions

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• Complex metal hydride — Complex metal hydrides are salts wherein the anions contain hydrides. In the older chemical literature as well as contemporary materials science textbooks, a metal hydride is assumed to be nonmolecular, i.e. three dimensional lattices of atomic… …   Wikipedia

• Complex (chemistry) — The term complex in chemistry is usually used to describe molecules or ensembles formed by the combination of ligands and metal ions. Originally, a complex implied a reversible association of molecules, atoms, or ions through weak chemical bonds …   Wikipedia

• complex — complexly, adv. complexness, n. adj., v. /keuhm pleks , kom pleks/; n. /kom pleks/, adj. 1. composed of many interconnected parts; compound; composite: a complex highway system. 2. characterized by a very complicated or involved arrangement of… …   Universalium

• complex — 1. An organized constellation of feelings, thoughts, perceptions, and memories that may be in part unconscious and may strongly influence associations and attitudes. 2. In chemistry, the relatively stable combination of two or more compounds into …   Medical dictionary

• complex — I. noun Etymology: Late Latin complexus totality, from Latin, embrace, from complecti Date: 1643 1. a whole made up of complicated or interrelated parts < a complex of welfare programs > < the military industrial complex > 2. a. a group of… …   New Collegiate Dictionary

• complex — com•plex adj., v. [[t]kəmˈplɛks, ˈkɒm plɛks[/t]] n. [[t]ˈkɒm plɛks[/t]] adj. 1) composed of many interconnected parts; compound; composite: a complex system[/ex] 2) characterized by a complicated or involved arrangement of parts, units, etc.:… …   From formal English to slang

• complex — n. & adj. n. 1 a building, a series of rooms, a network, etc. made up of related parts (the arts complex). 2 Psychol. a related group of usu. repressed feelings or thoughts which cause abnormal behaviour or mental states (see inferiority complex… …   Useful english dictionary

• complex ion — noun a) any ion containing more than one atom. e.g. sulphate as opposed to sulphide b) any ion in which a central metal atom (normally a transition element) is surrounded by a group of ions or molecules (ligands). e.g. ferricyanide …   Wiktionary

• Metal ions in aqueous solution — A metal ion in aqueous solution is a cation, dissolved in water, of chemical formula [M(H2O)n]z+. The solvation number, n, determined by a variety of experimental methods is 4 for Li+ and Be2+ and 6 for elements in rows 3 and 4 of the periodic… …   Wikipedia

• Coordination complex — Cisplatin, PtCl2(NH3)2 A platinum atom with four ligands In chemistry, a coordination complex or metal complex, is an atom or ion (usually metallic), bonded to a surrounding array of molecules or anions, that are in turn known as ligands or… …   Wikipedia

• Metal aquo complex — Metal aquo complexes are coordination compounds containing metal ions with only water as a ligand. These complexes are the predominant species in aqueous solutions of many metal salts, such as metal nitrates, sulfates, and perchlorates. They have …   Wikipedia