Practice Effect of Catalysts - 7.2.5 | Unit 7: Equilibrium | IB Grade 11: Chemistry
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Effect of Catalysts

7.2.5 - Effect of Catalysts

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the primary function of a catalyst in a chemical reaction?

💡 Hint: Think about how a catalyst affects the energy barrier for reactions.

Question 2 Easy

True or False: Catalysts change the equilibrium constant.

💡 Hint: Remember the definition of equilibrium constant.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the main effect of a catalyst on a chemical reaction?

It changes the equilibrium constant
It alters the location of equilibrium
It speeds up the reaction

💡 Hint: Think about how catalysts help in reactions.

Question 2

True or False: Catalysts are consumed in the reaction.

True
False

💡 Hint: Remember the definition of a catalyst.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

What would happen to the ammonia production rate in the Haber process if the catalyst were removed? Explain your answer.

💡 Hint: Consider the role of catalysts in reducing activation energy.

Challenge 2 Hard

Calculate and describe the change in equilibrium position (if any) when a catalyst is added to the exothermic reaction of hydrogen and iodine to form hydrogen iodide.

💡 Hint: Think about how catalysts interact with reactants.

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