Energy and Reactions GCSE Chemistry AQA (higher)

This is C2.5 in the AQA revision book.
As this is a very short topic, there are only 17 questions in this quiz.

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1. When chemical reactions take place, energy is transferred as...........

  • bonds are made
  • bonds are made and broken
  • radiation
  • bonds are broken
1 of 17

Other questions in this quiz

2. What do we call reactions that transfer energy to the surroundings?

  • exothermic
  • endothermic

3. The energy transferred in this reaction often heats up the surroundings, so the temperature

  • increases
  • decreases

4. What do we call reactions that take in energy from the surroundings?

  • endothermic
  • exothermic

5. Some of these reactions cause.....

  • a decrease in temperature
  • an increase in temperature
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