Chemistry 5070 · O Level · Rate of reaction

Rate of reaction — practice question

When conditions are appropriate, nitrogen reacts with oxygen to produce $\text{N}_2\text{O}$. $2\text{N}_2(g) + \text{O}_2(g) \rightleftharpoons 2\text{N}_2\text{O}(g)$ The energy profile diagram for this reaction is provided. Determine the activation energy for the reverse reaction.

  • A$-447\ \text{kJ mol}^{-1}$
  • B$-283\ \text{kJ mol}^{-1}$
  • C$+141.5\ \text{kJ mol}^{-1}$
  • D$+283\ \text{kJ mol}^{-1}$

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