Chemistry Definitions 0.0 / 5 ? ChemistryAll topicsA2/A-levelAQA Created by: Daniellemay26Created on: 15-04-17 11:50 Completely dissociates in solution Strong acid 1 of 15 A redox reaction in which the same element is both oxidised and reduced Disproportionation 2 of 15 A process by which a solid holds molecules on to its surface Adsorption 3 of 15 A species that accepts electrons Oxidising agent 4 of 15 A species that can act as an acid or a base Amphoteric 5 of 15 The pH at which the molecule has no net electrical charge Isolelectric point 6 of 15 The minimum energy required to start a reaction by breaking the bonds Activation energy 7 of 15 When the catalyst for the reaction is a reaction product Autocatalyst 8 of 15 A substance that accepts H+ ions Base 9 of 15 The enthalpy change when one mole of gaseous 1- ions are formed from one mole of gaseous atoms First electron affinity 10 of 15 A molecule or ion that forms a co-ordinate bond with a transition metal by donating a pair of electrons Ligand 11 of 15 A mixture of equal amounts of two enantiomers Racemate 12 of 15 The amount of substance that contains as many particles as there in exactly 12g of Carbon-12 Mole 13 of 15 The breaking of a bond using water Hydrolysis 14 of 15 An electron pair donor Nucleophile 15 of 15
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