Essential Chemistry for IGCSE - Chemical Reactions (Section 1 - No. 20)
Which of the following statements is/are TRUE concerning a chemical reaction at equilibrium?
The rates of the forward and reverse reactions are equal.
The concentrations of reactants and products are constant.
The forward reaction has stopped.
The reaction proceeds to completion.
Explanation
At equilibrium, forward and reverse rates are equal, leading to constant concentrations. Reaction does not go to completion, but rather reaches a dynamic state.
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