Chemistry 0620 · IGCSE · Reversible reactions and equilibrium

Reversible reactions and equilibrium — practice question

The equation for the reaction between ammonia and oxygen is given below. $4\text{NH}_3(g) + 5\text{O}_2(g) \rightleftharpoons 4\text{NO}(g) + 6\text{H}_2\text{O}(g) \quad \Delta H = -909\,\text{kJ mol}^{-1}$ Which two alterations to the reaction conditions will both shift the equilibrium position to the right?

  • Aincreasing the temperature; decreasing the pressure
  • Bincreasing the temperature; increasing the pressure
  • Cdecreasing the temperature; increasing the pressure
  • Ddecreasing the temperature; decreasing the pressure

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