Chemistry 0620 · IGCSE · Reversible reactions and equilibrium

Reversible reactions and equilibrium — practice question

The equation shows the reversible reaction between ethene and steam. $\text{C}_2\text{H}_4(g) + \text{H}_2\text{O}(g) \rightleftharpoons \text{C}_2\text{H}_5\text{OH}(g)$ \qquad $\Delta H$ is negative Which row gives the conditions that result in the highest yield of ethanol?

  • Alow pressure, low temperature
  • Blow pressure, high temperature
  • Chigh pressure, low temperature
  • Dhigh pressure, high temperature

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