Creado por Andrei De Leon
hace casi 6 años
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Enthalpy Change (kJmol⁻¹)
ΔH
Standard Enthalpy Change
Hess' Law
Enthalpy Change of Formation
ΔH(f)
Explain why an experimental ΔH(f) will differ from the value given by a data book
Enthalpy Change of Combustion
ΔH(c)
Bond Dissociation Enthalpy
ΔH(diss)
Explain why ionic bond enthalpies are not found in any data book
Enthalpy of Atomisation
ΔH(at)
Explain why ΔH(at) is half of ΔH(diss) for diatomic molecules
1st Ionisation Enthalpy
ΔH(i1)
2nd Ionisation Enthalpy
ΔH(i2)
1st Electron Affinity
ΔH(ea1)
2nd Electron Affinity
ΔH(ea2)
Lattice Enthalpy of Formation
ΔH(L)
Trends in Lattice Enthalpy
The Perfect Ionic Model
Explain partial covalent bonding in ionic compounds
Trends in polarisation
Enthalpy of Solution
ΔH(soln)
Enthalpy of Hydration
ΔH(hyd)
How do you find enthalpy of solution?
ΔH (soln)
Factors affecting solubility
What processes does dissolving involve?
Entropy (Jmol⁻¹K⁻¹)
ΔS
Factors affecting entropy
Formula to find entropy change
When is the entropy of an element zero?
What causes differences in entropy between substances in the same physical state?
Why is ΔS for boiling/condensing > ΔS for melting/freezing?
What is the relationship between ΔS and ΔH?
Gibbs free energy change (kJmol⁻¹)
ΔG
Formula to find ΔG
Conditions required for a reaction to be feasible
Reasons why a reaction with ΔG ≤ 0 may not occur
How to find the minimum temperature at which a reaction will be feasible