Making Soluble Salts – Lesson, Worksheet & Practical
Edexcel IGCSE Chemistry | Unit 2.39, 2.42 | Lesson 31
OverviewThis lesson and practical activity teach students how to prepare a pure, dry sample of a soluble salt using an acid and an insoluble base. The practical focuses on forming hydrated copper(II) sulfate crystals from copper(II) oxide and sulfuric acid, with full method breakdown and safety guidance.
Specification Covered- 2.39: Describe an experiment to prepare a pure, dry sample of a soluble salt from an insoluble reactant
- 2.42: Practical – prepare a sample of pure, dry hydrated copper(II) sulfate crystals
- Editable PowerPoint Lesson (Theory + Practical + Tasks)
- Student Worksheet
- Step-by-step lab method with equipment and safety notes
- Reaction equation and practical follow-up questions
- Fully aligned with Edexcel IGCSE Chemistry Unit 2
- Demonstrates key practical techniques: heating, filtration, and crystallisation
- Includes worked example: copper(II) oxide + sulfuric acid → copper(II) sulfate
- Lab safety reminders and clear visual instructions
- Consistent Synapse Science layout for easy classroom use
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