Practice Effects of Ionization of Water (Autoprotolysis) - 2.4 | Unit 8: Acids and Bases | IB Grade 11: Chemistry
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Effects of Ionization of Water (Autoprotolysis)

2.4 - Effects of Ionization of Water (Autoprotolysis)

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the self-ionization of water?

💡 Hint: Think about what happens to water at a molecular level.

Question 2 Easy

What is Kw?

💡 Hint: It's derived from the concentrations of ions in water.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the ionization constant of water at 25 °C?

1.0 × 10⁻¹²
1.0 × 10⁻¹⁴
1.0 × 10⁻¹⁶

💡 Hint: Consider the equilibrium between hydronium and hydroxide ions.

Question 2

True or False: The concentrations of H⁺ and OH⁻ in pure water are equal.

True
False

💡 Hint: Recall water's chemical properties.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A sample has 0.00001 M HCl. Calculate the pH.

💡 Hint: Combine the contributions from water and the acid to solve.

Challenge 2 Hard

How would you expect the pH of a neutral solution to change when an acid is added?

💡 Hint: Consider the equilibrium dynamics involved.

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