Chemistry 5070 · O Level · Exothermic and endothermic reactions

Exothermic and endothermic reactions — practice question

A reversible reaction has its energy profile diagram displayed for the forward direction. For the reverse reaction, which row gives the correct sign of the activation energy and the kind of enthalpy change?

  • Anegative; endothermic
  • Bnegative; exothermic
  • Cpositive; endothermic
  • Dpositive; exothermic

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