Energy ChangesMedium Exam FrequencyAQA

Endothermic Reactions

Revise Endothermic Reactions in Energy Changes for GCSE Chemistry with 20 exam-style questions and 14 flashcards. This topic appears regularly enough that it should be part of a solid GCSE revision cycle.

Sample Flashcards

What does "endo" mean?
Inside — energy enters from surroundings
What is an endothermic reaction?
A reaction that absorbs/takes in energy from the surroundings

Sample Questions

In an endothermic reaction, energy is:

  • A. Released to the surroundings
  • B. Absorbed from the surroundings
  • C. Created inside the reaction vessel
  • D. Neither gained nor lost
1 markfoundation

Explain why a sports cold pack becomes cold when activated.

2 marksstandard

20

exam-style questions

14

revision flashcards

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