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A coordination complex is a chemical compound consisting of a central atom or ion, which is usually metallic and is called the coordination centre, and a surrounding array of bound molecules or ions, that are in turn known as ligands or complexing agents.
Oct 4, 2022 · The term used for the donation of a Lewis base to a Lewis acid, without any other bonding changes, is coordination. Another term for Lewis acid-base complexes, especially used in the context of transition metal chemistry, is coordination complexes.
Jun 30, 2023 · Complexes or coordination compounds are molecules that posess a metal center that is bound to ligands (atoms, ions, or molecules that donate electrons to the metal). These complexes can be neutral or charged. When the complex is charged, it is stabilized by neighboring counter-ions.
Coordination Complexes. Coordination compounds, such as the FeCl 4-ion and CrCl 3 6 NH 3, are called such because they contain ions or molecules linked, or coordinated, to a transition metal. They are also known as complex ions or coordination complexes because they are Lewis acid-base complexes.
The meaning of COORDINATION COMPLEX is a compound or ion with a central usually metallic atom or ion combined by coordinate bonds with a definite number of surrounding ions, groups, or molecules —called also coordination compound.
A coordination complex is the product of a Lewis acid-base reaction in which neutral molecules or anions (called ligands) bond to a central metal atom (or ion) by coordinate covalent bonds. Ligands are Lewis bases - they contain at least one pair of electrons to donate to a metal atom/ion.
Jul 10, 2021 · The transition elements and main group elements can form coordination compounds, or complexes, in which a central metal atom or ion is bonded to one or more ligands by coordinate covalent bonds. …
A coordination compound (or coordination complex) consists of a metal cation or neutral atom to which neutral or negatively charged ligands have bonded.
Mar 19, 2023 · In this chapter, we focus on coordination complexes. In a typical coordination complex (or simply complex), a central metal atom or ion is chemically bonded to several other components. These complexes are quite common and have many important uses.
Key Information & Summary. A complex is a central metal atom bonded to other molecules (called ligands) through dative covalent bonds. The number of atoms bonded to the central metal atom is called the coordination number. Ligands can be classified as monodentate, bidentate, and polydentate.
