Chemistry 0620 · IGCSE · Reversible reactions and equilibrium

Reversible reactions and equilibrium — practice question

The process used to produce ammonia from nitrogen and hydrogen is reversible. An equilibrium may be set up between ammonia, nitrogen and hydrogen. Which statement describes this equilibrium?

  • ABoth the forward reaction and the backward reaction have the same rate.
  • BThe rate of the backward reaction is greater than the rate of the forward reaction.
  • CThe rate of the forward reaction is greater than the rate of the backward reaction.
  • DThe forward and backward reactions have both stopped.

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