Cambridge IGCSE Combined Science practice
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At a glance
MCQ
Type
cambridge_mcq
Style
Topic
Exothermic and endothermic reactions
Exam-style question
What is released during an exothermic reaction?.
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Question 1 of 5
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Description
Exothermic reactions are common in various processes, such as combustion and respiration. They release thermal energy, which can be felt as heat.
Explain the concept of exothermic reactions and provide an example.
Aim for approximately 2 distinct marking points.