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6.2 Reversible reactions and dynamic equilibrium

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Question 4

A plant makes an industrial chemical by allowing a reversible reaction to proceed inside a sealed reactor. The mixture is at equilibrium.

Which statement describes the reactions in the reactor?

[1]
A

Both reactions have stopped because the mixture is no longer changing

B

The forward reaction continues, but the reverse reaction has stopped

C

The reverse reaction happens faster than the forward reaction

D

The forward and reverse reactions happen at the same rate

Markscheme

6.2 Reversible reactions and dynamic equilibrium Questions

  1. GCSE
  2. /Chemistry
  3. /6.2 Reversible reactions and dynamic equilibrium

109 exam-style questions on AQA GCSE Chemistry 6.2 Reversible reactions and dynamic equilibrium, covering 6.2.1 Reversible reactions, 6.2.2 Energy changes and reversible reactions, 6.2.3 Equilibrium, 6.2.4 The effect of changing conditions on equilibrium, 6.2.5 The effect of changing concentration, 6.2.6 The effect of temperature changes on equilibrium, and 6.2.7 The effect of pressure changes on equilibrium. Each one has a worked solution and a mark scheme showing where the marks go.

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