Chemistry 0620 · IGCSE · Exothermic and endothermic reactions

Exothermic and endothermic reactions — practice question

A reaction is represented by an energy level diagram. Which statement and explanation about this reaction are correct?

  • Athe reaction is endothermic; the products have more energy than the reactants
  • Bthe reaction is endothermic; the products have less energy than the reactants
  • Cthe reaction is exothermic; the products have more energy than the reactants
  • Dthe reaction is exothermic; the products have less energy than the reactants

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI