Chemistry A-Level
Hydration ordering
What Hydration ordering means in Chemistry A-Level, as defined for AQA.
Definition of Hydration ordering
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Reference: AQA
Water molecules become highly ordered around ions with high charge density, which can outweigh the disordering of the solid lattice breaking down.
Topics that use Hydration ordering
Related terms
- calculating ∆S from absolute entropies
- enthalpy against entropy
- entropy
- entropy as the missing term
- products minus reactants
- role of temperature
- spontaneous endothermic processes
- temperature weighting
Using Hydration ordering in the exam
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