Practice Key Concepts - 2 | Equilibrium | IB MYP Class 10 Sciences (Group 4) – Chemistry
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Define a reversible reaction.

💡 Hint: Think about whether the products can change back into what you started with.

Question 2

Easy

What does dynamic equilibrium mean?

💡 Hint: Consider what 'dynamic' suggests about movement!

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What type of reactions can be reversible?

  • Only exothermic
  • Only endothermic
  • Both exothermic and endothermic

💡 Hint: Think about how reactions behave in different thermal conditions.

Question 2

True or False: The equilibrium constant always equals 1.

  • True
  • False

💡 Hint: Consider how K might change for different reactions.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

For the reaction 2CO(g) + O2(g) ⇌ 2CO2(g), what will happen to the equilibrium if you decrease the concentration of CO?

💡 Hint: Think about how to restore the lost reactant.

Question 2

Analyze how a temperature increase affects this reaction: N2(g) + 3H2(g) ⇌ 2NH3(g) ΔH = -92.4 kJ/mol.

💡 Hint: Recall whether this reaction releases or absorbs heat.

Challenge and get performance evaluation