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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.Incorrect: 0
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What is the main environmental benefit of using catalysts in industrial chemical processes?
In the decomposition of hydrogen peroxide (H2O2 ? H2O + 1/2 O2), manganese dioxide acts as a catalyst by which mechanism?
Which is the correct description of the Haber process catalyst and why it is used?
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?
Which of the following best describes catalytic poisoning?
Why are catalysts important in industry from an energy and environmental perspective?
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?
An enzyme lowers activation energy by stabilising the transition state. What structural feature of an enzyme primarily achieves this?
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