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Exam-style practice

Exothermic and endothermic reactions answer explanations

Review worked answers and explanations for Exothermic and endothermic reactions. Aligned to Cambridge IGCSE Combined Science.

Answer explanations

Question 1 of 12

Review the answer support, then move sideways through the set.

Paper 3 structured question: Exothermic and endothermic reactions

Paper 3Theory (Core)2 marks

Description

Exothermic Reactions

Exothermic reactions are common in various processes, such as combustion and respiration. They release thermal energy, which can be felt as heat.

  1. a

    Explain the concept of exothermic reactions and provide an example.

    [2]