Chemistry 0620 · IGCSE · Exothermic and endothermic reactions

Exothermic and endothermic reactions — practice question

The diagram depicts a match. When the match is struck, a chemical reaction occurs. Which row identifies the chemical reaction?

  • Aendothermic because energy is given out as the match burns
  • Bendothermic because energy is used to strike the match
  • Cexothermic because energy is given out as the match burns
  • Dexothermic because energy is used to strike the match

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