A structured KS5 lesson including starter activity and AfL work tasks and main work tasks on Precipitation and Ligand Substitution Reactions. Suitable for the AQA Specification.

By the end of this lesson KS5 students should be able to:

1. Describe precipitation and ligand substitution reactions of Co2+ and Cu2+ ions
2. Explain why ligand substitution reactions involving chloride ligands involve a change in coordination number
3. Explain the chelate effect, in terms of the balance between the entropy and enthalpy change

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