Quiz: The Rate and Extent of Chemical Change
AQA GCSE Combined Science specification.
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Welcome to this quiz on the rate and extent of chemical change. Test your knowledge with these challenging questions!
Which factor increases the rate of a reaction by lowering the activation energy required?
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Which of the following factors affect the rate of a chemical reaction? (Select all that apply)
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The rate of reaction increases when the frequency of {{blank0}} collisions increases, or when the energy of collisions exceeds the {{blank1}} energy.
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Match the items on the left with their correct pairs on the right
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Calculate the rate of reaction if 24 cm³ of gas is produced in 2 minutes.
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What happens to the position of equilibrium if pressure is increased in a reaction involving gases?
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Le Chatelier's principle states that if a system at equilibrium is subjected to a {{blank0}}, the system shifts to counteract the {{blank1}}.
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Which of the following describe dynamic equilibrium? (Select all that apply)
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A reaction has a product yield of 72 g and a theoretical yield of 90 g. Calculate the percentage yield.
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How does increasing the concentration of a reactant affect the position of equilibrium?
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