Reversible Reactions – Lesson, Worksheet & Practical

Edexcel IGCSE Chemistry – Unit 3 Complete Bundle (Paper 1 & 2)

# **Edexcel IGCSE Chemistry – Unit 3 Complete Bundle (Physical Chemistry)** Energy Changes, Reaction Rates & Reversible Reactions – Lessons, Worksheets, Practicals & Mark Schemes This Synapse Science bundle provides a complete set of teaching resources for **Unit 3 – Physical Chemistry** in the **Edexcel IGCSE Chemistry (2017) specification**, covering both **Paper 1 (Core)** and **Paper 2 (Triple)** content. The bundle includes fully structured **lessons, worksheets, required practicals, and mark schemes**, allowing teachers to deliver the entire unit with minimal preparation. All resources follow the specification sequence and match the **Synapse Science Scheme of Work for Unit 3**. Every resource follows the consistent **Synapse Science format**, with clear explanations, exam-style questions, and structured learning progression. --- ## Topics Covered (Specification Order – Core & Triple) ### Topic 3A – Energetics Lesson 39 – Exothermic & Endothermic Reactions – Lesson, Worksheet & Practical Lesson 40 – Enthalpy & Calorimetry – Lesson & Worksheet Lesson 41 – Temperature Changes in Reactions – Required Practical (3.8) Lesson 42 – Energy Level Diagrams & Bond Energy – Lesson & Worksheet --- ### Topic 3B – Rates of Reaction Lesson 43 – Rates of Reaction – Lesson & Worksheet Lesson 44 – Rates of Reaction – Surface Area & Concentration (Required Practical 3.15) Lesson 45 – Catalysts – Lesson, Worksheet & Practical Lesson 46 – Effect of Catalysts on Rate – Required Practical (3.16) --- ### Topic 3C – Reversible Reactions Lesson 47 – Reversible Reactions – Lesson, Worksheet & Practical Lesson 48 – Dynamic Equilibrium (Triple) – Lesson & Worksheet --- ## What’s Included **7 complete lessons + 3 required practical investigations (10 teaching resources total)** • Editable PowerPoint lesson slides • Printable and digital student worksheets • Required practical worksheets with teacher notes • Full mark schemes and model answers • Exam-style questions and scaffolded tasks • Consistent Synapse Science layout and formatting --- ## Teaching Structure Each lesson follows a clear teaching sequence: Starter → Core Theory → Activities → Review Worksheets include **graded exam-style questions**, allowing teachers to quickly assess understanding and provide structured feedback. --- ## Ideal For Edexcel IGCSE Chemistry – Unit 3: Physical Chemistry Teachers delivering **Paper 1 and Paper 2 (Triple) content** Schools seeking a **complete ready-to-teach unit** Classwork, homework, revision, or exam preparation --- ## Keywords Edexcel IGCSE Chemistry, Unit 3 Bundle, Physical Chemistry, Energy Changes, Rates of Reaction, Equilibrium, Required Practicals, Synapse Science, Chemistry Lessons, Chemistry Worksheets