Key Terms

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Standard Enthalpy Change of Combustion
The enthalpy change that takes place when one mole of a substance reacts completely with oxygen under standard conditions, with all reactants and products in their standard states.
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Relative Isotopic Mass
The mass of an isotope compared to one twelfth of the mass of an atom of carbon-12.
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First Ionisation Energy
Then energy required to remove one electron from each atom in one mole of gaseous atoms of an element to form one mole of gaseous 1+ ions.
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Nucleophile
An electron pair donor.
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Standard Enthalpy Change of Formation
The enthalpy change that takes place when one mole of a compound is formed from its elements under standard conditions, with all reactants and products in their standard states.
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Standard Conditions
100kPa and 298K
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Enthalpy Change of Neutralisation
The energy change that accompanies the reaction of an acid by a base to form one mole of H2O (l), under standard conditions, with all reactants and products in their standard states.
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Homologous Series
A series of organic compounds with the same functional group but each successive member differing by CH2.
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Relative Atomic Mass (Ar)
The weighted mean mass of an atom of an element compared with one twelfth of the mass of an atom of carbon-12.
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Electrophile
An electron pair acceptor.
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Other cards in this set

Card 2

Front

The mass of an isotope compared to one twelfth of the mass of an atom of carbon-12.

Back

Relative Isotopic Mass

Card 3

Front

Then energy required to remove one electron from each atom in one mole of gaseous atoms of an element to form one mole of gaseous 1+ ions.

Back

Preview of the back of card 3

Card 4

Front

An electron pair donor.

Back

Preview of the back of card 4

Card 5

Front

The enthalpy change that takes place when one mole of a compound is formed from its elements under standard conditions, with all reactants and products in their standard states.

Back

Preview of the back of card 5
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