ENERGETICS AND THERMOCHEMISTRY

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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.
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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.
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LATTICE ENTHALPY
The enthalpy change when one mole of an ionic crystal lattice breaks up into its constituent gaseous ions.
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ENTHALPY OF SOLUTION
The enthalpy change when one mole of an ionic substance dissolves in water to give a solution of infinite dilution.
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ENTHALPY OF HYDRATION
The enthalpy change when one mole of gaseous ions dissolve in sufficient water to give an infinitely dilute solution.
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ENTROPY
A measure of the degree of disorder or randomness of a substance.
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SPONTANEITY
A reaction that will continue, without further input, after the initial activation energy.
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GIBBS FREE ENERGY
Energy associated with a chemical reaction, that can be used to do work.
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Card 2

Front

The enthalpy change when one mole of gaseous atoms gain one mole of electrons, to become one mole of negatively charged ions.

Back

FIRST ELECTRON AFFINITY

Card 3

Front

The enthalpy change when one mole of an ionic crystal lattice breaks up into its constituent gaseous ions.

Back

Preview of the back of card 3

Card 4

Front

The enthalpy change when one mole of an ionic substance dissolves in water to give a solution of infinite dilution.

Back

Preview of the back of card 4

Card 5

Front

The enthalpy change when one mole of gaseous ions dissolve in sufficient water to give an infinitely dilute solution.

Back

Preview of the back of card 5
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