Chemistry 0620 · IGCSE · Exothermic and endothermic reactions

Exothermic and endothermic reactions — practice question

An energy level diagram for a chemical reaction is shown. Which statement about this reaction is correct?

  • AThe reaction is endothermic and energy is given out to the surroundings.
  • BThe reaction is endothermic and energy is taken in from the surroundings.
  • CThe reaction is exothermic and energy is given out to the surroundings.
  • DThe reaction is exothermic and energy is taken in from the surroundings.

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