Chemistry A-Level
Perfect ionic model
What Perfect ionic model means in Chemistry A-Level, as defined for AQA.
Definition of Perfect ionic model
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Reference: AQA
A theoretical model that assumes undistorted spherical ions, used to calculate a theoretical lattice enthalpy.
Topics that use Perfect ionic model
- Born–Haber cycles (A-level only) (AQA A-Level)
Related terms
- Born–Haber cycle
- Covalent character
- Electron affinity
- enthalpy of formation
- enthalpy of hydration
- enthalpy of solution
- lattice dissociation enthalpy
- Lattice enthalpy
Using Perfect ionic model in the exam
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