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9 Cards in this Set
- Front
- Back
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Enthalpy of formation |
- standard enthalpy change - one mole of a compound is formed from its constituent elements - under standard states and conditions |
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Enthalpy of atomisation |
- standard enthalpy change - one mole of gaseous atoms is formed from its element - under standard conditions and in standard states |
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First ionisation energy |
- standard enthalpy change - one mole of gaseous atoms converted into gaseous ions - each with single positive charge |
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First electron affinity |
- standard enthalpy change - one mole of gaseous atoms converted to one mole of gaseous ions - each with single negative charge |
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Second electron affinity |
- standard enthalpy change - one mole of electrons added to mole of gaseous ions with single negative charge - to form ions with double negative charges |
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Lattice enthalpy |
- standard enthalpy change - one mole of solid ionic compound formed from its gaseous ions |
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Enthalpy of hydration |
- standard enthalpy change - water molecules surround one mole of gaseous ions |
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Enthalpy of solution |
- standard enthalpy change - one mole of solute completely dissolved in sufficient solvent - form solution where molecules and ions are too far away to react with each other |
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Mean bond enthalpy |
- standard enthalpy change - one mole of gaseous molecules each break covalent bonds - form two free radicals averaged over a range of compound |
