BRAINCAKELattice Enthalpy
Revision notes for Lattice Enthalpy in Edexcel Chemistry (9CH0). Read the start of any lesson here, then sign in free for the whole lesson, the R.E.C.I.P.E. recall steps and the quiz.
- The Standard Enthalpy Change of FormationThe standard enthalpy change of formation is the enthalpy change that takes place when one mole of an ionic compound is formed from its constituent…
- The Standard Enthalpy Change of AtomisationThe standard enthalpy change of atomisation is the enthalpy change that takes place when one mole of gaseous atomises formed from an element in its…
- First Ionisation EnergyThe first ionisation energy is the enthalpy change accompanying the removal of one electron from each atom in one mole of gaseous atoms to form one…
- First Electron AffinityThe first electron affinity is the enthalpy change accompanying the addition of one electron to each atom in one mole of gaseous atoms to form one…
- First Electron AffinityThe first electron affinity is the enthalpy change accompanying the addition of one electron to each atom in one mole of gaseous atoms to form one…
- Born-Haber CyclesA Born-Haber cycle is a type of Hess's Law energy cycle.
- Born-Haber Cycle for Sodium OxideThe standard enthalpy of formation of sodium oxide is -414kJmol-1.
- Born-Haber Cycle for Calcium ChlorideThe standard enthalpy of formation of calcium chloride is -795kJmol-1,the equation for the reaction is: Ca(s) + Cl2(g) → CaCl2(s) The definition…
- Enthalpy Change of HydrationThe standard enthalpy change of hydration is the enthalpy change that takes place when 1 mole of isolated gaseous ions dissolve in water forming 1…
- Enthalpy Change of SolutionWhen a solid dissolves the ionic lattice breaks down or dissociates (endothermic) and the ions become hydrated (exothermic).