AQA A2 Chemistry Unit 5: Thermodynamics Definitions

HideShow resource information
Standard Molar Enthalpy Change of Formation
Enthalpy change when one mole of compound is formed from its constituent elements under standard conditions and all produces and reactants in their standard states
1 of 10
Standard Molar Enthalpy of Atomisation
Enthalpy change which accompanies the formation of one mole of gaseous atoms from the element in its standard state under standard conditions
2 of 10
First Ionisation Energy
Standard enthalpy change when one mole of gaseous atom is converted into a mole of gaseous ions each with a single positive charge
3 of 10
First Electron Affinity
Standard enthalpy change when one mole of gaseous atoms is converted to a mole of gaseous ions each with a single negative charge
4 of 10
Second Electron Affinity
Standard enthalpy change when one mole of electrons is added to a mole of gaseous ions each with a single negative charge to form ions with two negative charges
5 of 10
Lattice Formation Enthalpy
Standard enthalpy change when one mole of solid ionic compound is formed from its gaseous ions
6 of 10
Enthalpy of Lattice Dissociation
When one mole of ionic compound separates into its gaseous ions
7 of 10
Enthalpy of Hydration
Standard enthalpy change when water molecules surround one mole of gaseous ions
8 of 10
Enthalpy of Solution
Standard enthalpy change when one mole of solute dissolves completely in sufficient solvent to form a solution in which the molecules or ions are far enough apart to not interact with each other
9 of 10
Mean Bond Enthalpy
Enthalpy change when one mole of gaseous molecule breaks a covalent bond to form two gaseous free radicals, averaged over a range of compounds
10 of 10

Other cards in this set

Card 2

Front

Enthalpy change which accompanies the formation of one mole of gaseous atoms from the element in its standard state under standard conditions

Back

Standard Molar Enthalpy of Atomisation

Card 3

Front

Standard enthalpy change when one mole of gaseous atom is converted into a mole of gaseous ions each with a single positive charge

Back

Preview of the back of card 3

Card 4

Front

Standard enthalpy change when one mole of gaseous atoms is converted to a mole of gaseous ions each with a single negative charge

Back

Preview of the back of card 4

Card 5

Front

Standard enthalpy change when one mole of electrons is added to a mole of gaseous ions each with a single negative charge to form ions with two negative charges

Back

Preview of the back of card 5
View more cards

Comments

No comments have yet been made

Similar Chemistry resources:

See all Chemistry resources »See all Bonding & shapes resources »