Exothermic and Endothermic Reactions
Chemistry · Year 10 · Energy Changes and Reaction Rates · 5.º Período

Exothermic and Endothermic Reactions

Distinguish between exothermic and endothermic reactions using temperature changes and reaction profiles. Calculate overall energy changes using bond energies.

National Curriculum Attainment TargetsAQA GCSE Chemistry 4.5.1.1AQA GCSE Chemistry 4.5.1.3

About This Topic

Distinguish between exothermic and endothermic reactions using temperature changes and reaction profiles. Calculate overall energy changes using bond energies.

Key Questions

  1. How do reaction profiles show the activation energy and overall energy change?
  2. Why is bond breaking an endothermic process?
  3. How can bond energies be used to calculate the energy change of a reaction?

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