A2 Chemistry OCR Definitions (A-C) All the needed defintions from the letter A to the letter C 4.0 / 5 based on 1 rating ? ChemistryMixture of all topicsA2/A-levelOCR Created by: Chloe SantCreated on: 24-03-14 14:39 Addition Reaction A reaction in which a reactant is added to an unsaturated molecule to make a saturated molecule 1 of 10 Adsorption The proces by which a solid holds molecules of gas or liquid or solute as a thin film on the surface of a solid or liquid 2 of 10 Bronsted Lowry Acid a species that is a proton donor 3 of 10 Bronsted Lowry Base a species that is a proton acceptor 4 of 10 Buffer Solution A system that minimises pH changes on addition of small amounts of acid or base 5 of 10 Chiral Carbon A carbon atom that is attached to four different atoms or groups of atoms 6 of 10 Chromotagram a visable record showing result of separation of the componants in a mixture by chromaography 7 of 10 Complex Ion A transitional metal ion bonded to one or more ligands by co-ordinate bonds 8 of 10 Co-ordinate bond A shared pair of electrons in which the bonded pair has been provided by one of the bonding atoms only 9 of 10 Curly Arrow a symbol used to show the movement of a pair of electrons during the breaking or formation of a covalet bond 10 of 10
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