F325- enthalpy definitions 3.0 / 5 based on 1 rating ? ChemistryEnthalpyA2/A-levelOCR Created by: AfsanaCreated on: 20-11-12 11:09 The first electron affinity Enthalpy change when 1 mole of a gaseous 1- ions is formed from 1 mole of a gaseous atom, under standard conditions 1 of 10 Enthalpy change of formation Enthalpy change when 1 mole of a compound is formed from its elements, under standard conditions 2 of 10 The first ionisation energy Enthalpy change when 1 mole of gaseous 1+ ions is formed from 1 mole of gaseous atom under standard conditions 3 of 10 Enthalpy change of atomisation Enthalpy change when 1 mole of a gaseous atom is formed from its elements under standard conditions. 4 of 10 Enthalpy change of hydration Enthalpy change when 1 mole of aqueous ions is formed from its gaseous ion 5 of 10 Enthalpy change of solution Enthalpy change when 1 mole of a solute is dissolved in sufficient solvent so no further enthalpy change can occur 6 of 10 The second ionisation energy Enthalpy change when 1 mole of gaseous 2+ ions is formed from 1 mole of gaseous 1+ ions under standard conditions. 7 of 10 Second electron affinity Enthalpy change when 1 mole of gaseous 2- ions is formed from 1 mole of gaseous 1- ions under standard conditions 8 of 10 Enthalpy change of neutralisation Enthalpy change when 1 mole of H2O is formed when an acid and base react together, under standard conditions. 9 of 10 Lattice Enthalpy Enthalpy change when 1 mole of a solid ionic compound is formed from its gaseous ions, under standard conditions 10 of 10
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