substitution compound

substitution compound
a compound formed by replacement of elements of a molecule by other elements.

Medical dictionary. 2011.

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  • Substitution reaction — In a substitution reaction, a functional group in a particular chemical compound is replaced by another group.[1][2] In organic chemistry, the electrophilic and nucleophilic substitution reactions are of prime importance. Organic substitution… …   Wikipedia

  • substitution reaction — Chem. the replacement of an atom or group of atoms in a compound by another atom or group. * * * ▪ chemical reaction       any of a class of chemical reactions in which an atom, ion, or group of atoms or ions in a molecule is replaced by another… …   Universalium

  • substitution — 1. In chemistry, the replacement of an atom or group in a compound by another atom or group ( e.g., s. of H by Cl in CH4 to give CH3Cl). 2. In psychoanalysis, an unconscious defense …   Medical dictionary

  • Substitution — (Roget s Thesaurus) >Change of one thing for another. < N PARAG:Substitution >N GRP: N 1 Sgm: N 1 substitution substitution commutation Sgm: N 1 supplanting supplanting &c. >V. Sgm: N 1 metaphor metaphor metonymy &c.(figure of speech) …   English dictionary for students

  • compound — I. v. a. 1. Mix, mingle, intermix, intermingle, blend, combine, unite, amalgamate, (either physically or mentally). 2. Compromise, settle, adjust, compose. 3. Commute, pay with an abatement, pay by substitution. 4. Connive at, bargain with. II. v …   New dictionary of synonyms

  • substitution reaction — Chem. the replacement of an atom or group of atoms in a compound by another atom or group …   Useful english dictionary

  • 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

  • organohalogen compound — Introduction  any of a class of organic compounds (organic compound) that contain at least one halogen (halogen element) ( fluorine [F], chlorine [Cl], bromine [Br], or iodine [I]) bonded to carbon. They are subdivided into alkyl, vinylic, aryl,… …   Universalium

  • chemical compound — Introduction  any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element).       All the matter in the universe is composed of the atoms of more than 100 different chemical elements …   Universalium

  • heterocyclic compound — Any of a class of organic compounds whose molecules contain one or more rings of atoms with at least one atom (the heteroatom) being an element other than carbon, most frequently oxygen, nitrogen, or sulfur. As in regular cyclic hydrocarbons,… …   Universalium

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