Practice Equilibrium Temperature (T_eq) - 4.5.3 | Chapter 4: Energetics/Thermochemistry | IB Grade 12-Chemistry
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does the condition ΔG = 0 signify about a reaction?

💡 Hint: Think about whether the reaction progresses.

Question 2

Easy

What is T_eq?

💡 Hint: Consider what happens at equilibrium.

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 does a negative ΔG indicate about a reaction?

  • It's spontaneous
  • It's at equilibrium
  • It's non-spontaneous

💡 Hint: Remember the signs of ΔG and what they reflect.

Question 2

T_eq is defined as the temperature at which:

  • True
  • False

💡 Hint: Consider the meaning of equilibrium in thermodynamics.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Calculate the equilibrium temperature T_eq for a reaction where ΔH = 20 kJ and ΔS = 0.1 kJ/K. What does this tell us about the reaction?

💡 Hint: Use the formula for equilibrium temperature and relate it to spontaneity.

Question 2

Explain how increasing entropy (ΔS) influences the temperature required for a reaction's spontaneity.

💡 Hint: Think about how entropy impacts the ΔG equation.

Challenge and get performance evaluation