Eduqas GCSE Chemistry · EDUQAS C210P4
C5 Energy changes
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Practice questions on Energy changes
- Explain why the temperature of the surroundings decreases during an endothermic reaction, … (4 marks, Explain)
- Neutralisation is described as an exothermic reaction. Using ideas about bond breaking and… (4 marks, Explain)
- Combustion is an example of an exothermic reaction. Explain, in terms of bond breaking and… (4 marks, Explain)
- A sports injury pack is based on an endothermic reaction. When the pack is activated, its … (4 marks, Explain)
- Hand warmers are an everyday example of an exothermic reaction. Explain, in terms of bond … (4 marks, Explain)