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Tutor HuntTest QuestionsChemistry QuestionsYear 10 Chemistry Questions

 

Catalysts (GCSE Chemistry)

The following is a GCSE Chemistry test covering 'Catalysts' from the broader topic The Rate And Extent Of Chemical Change. The test is geared towards the AQA exam board style syllabus.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

An enzyme lowers activation energy by stabilising the transition state. What structural feature of an enzyme primarily achieves this?
Which is a correct effect of adding a catalyst to a reversible reaction at equilibrium?
Which industrial process uses an iron-based catalyst to increase the rate of reaction?
Which option correctly explains why a catalyst must be regenerated or replaced when poisoned?
Which circumstance would make a heterogeneous catalyst less effective in a reaction?
Which property is true for enzymes (biological catalysts) but not normally true for inorganic catalysts?
Which of the following is an advantage of using a catalyst in a laboratory or industrial reaction?
Why might a scientist prefer an instrumental method such as gas chromatography (GC) over simple paper chromatography when analysing a mixture?
Which of the following describes how a catalyst affects the activation energy and the position of equilibrium?
What is the most accurate definition of a catalyst in a chemical reaction?
Vanadium(V) oxide (V2O5) is used as a catalyst in which industrial process?