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5.1 Exothermic and endothermic reactions

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Question 17
F

In a reaction profile for an exothermic reaction, what does the vertical distance between the reactants line and the products line represent?

[1]
A

The energy that the products still store at the end of the reaction

B

The overall energy change of the reaction

C

The activation energy of the reaction

D

The highest energy that is reached during the reaction

Markscheme

5.1 Exothermic and endothermic reactions Questions

  1. GCSE
  2. /Chemistry
  3. /5.1 Exothermic and endothermic reactions

39 exam-style questions on AQA GCSE Chemistry 5.1 Exothermic and endothermic reactions, covering 5.1.1 Energy transfer during exothermic and endothermic reactions, 5.1.2 Reaction profiles, and 5.1.3 The energy change of reactions. Each one has a worked solution and a mark scheme showing where the marks go.

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