ENERGETICS AND THERMOCHEMISTRY 5.0 / 5 based on 2 ratings ? ChemistryENERGETICS AND THERMOCHEMISTRYInternational BaccalaureateOther Created by: BThorogoodCreated on: 04-03-15 12:50 FIRST IONISATION ENERGY The enthalpy change when one mole of gaseous atoms lose one mole of electrons, to become one mole of positively charged ions. 1 of 8 FIRST ELECTRON AFFINITY The enthalpy change when one mole of gaseous atoms gain one mole of electrons, to become one mole of negatively charged ions. 2 of 8 LATTICE ENTHALPY The enthalpy change when one mole of an ionic crystal lattice breaks up into its constituent gaseous ions. 3 of 8 ENTHALPY OF SOLUTION The enthalpy change when one mole of an ionic substance dissolves in water to give a solution of infinite dilution. 4 of 8 ENTHALPY OF HYDRATION The enthalpy change when one mole of gaseous ions dissolve in sufficient water to give an infinitely dilute solution. 5 of 8 ENTROPY A measure of the degree of disorder or randomness of a substance. 6 of 8 SPONTANEITY A reaction that will continue, without further input, after the initial activation energy. 7 of 8 GIBBS FREE ENERGY Energy associated with a chemical reaction, that can be used to do work. 8 of 8
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