Learning objective

Create and label reaction pathway diagrams for exothermic and endothermic reactions based on provided information, including reactants, products, enthalpy change (H), and activation energy (Ea).

Read the explanation, check the common trap, then practise with flashcards and questions.

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Exam focus

Read the explanation.
Check key terms.
Practise with linked questions.

Cambridge IGCSE ChemistryChemical energeticsSupplement content

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Understand this objective

Quick explanation

Create and label reaction pathway diagrams for exothermic and endothermic reactions based on provided information, including reactants, products, enthalpy change (H), and activation energy (Ea)

This point belongs to Exothermic and endothermic reactions, especially Exothermic and endothermic reactions outcomes.
You need to be able to create and label reaction pathway diagrams for exothermic and endothermic reactions based on provided information, including reactants, products, enthalpy change (H), and activation energy (Ea).
The key ideas to know are Draw and Construct.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

DrawConstruct

Why it matters

This objective helps connect Exothermic and endothermic reactions outcomes to exam-style questions, flashcards, and revision notes for Exothermic and endothermic reactions.

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