Chemistry A-Level
Enthalpy of atomisation
What Enthalpy of atomisation means in Chemistry A-Level, as defined for OCR.
Definition of Enthalpy of atomisation
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Reference: OCR
Used to atomise each element starting from the elements in their standard states, with bond enthalpy used for a diatomic such as Cl₂.
Topics that use Enthalpy of atomisation
- Lattice enthalpy (OCR A-Level)
Related terms
- Born–Haber cycle
- Effect of ionic charge and radius on lattice enthalpy
- Electron affinity
- Enthalpy change of hydration
- Enthalpy change of solution
- enthalpy of formation
- Enthalpy sign and exothermic formation
- entropy
Using Enthalpy of atomisation in the exam
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