Practice Amphiprotic And Polyprotic Substances (3.2.5) - Unit 8: Acids and Bases
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Amphiprotic and Polyprotic Substances

Practice - Amphiprotic and Polyprotic Substances

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define what a polyprotic acid is.

💡 Hint: Consider the number of protons it can release.

Question 2 Easy

What is an example of an amphiprotic species?

💡 Hint: Think of substances that can act as both an acid and a base.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a polyprotic acid?

An acid that donates one proton
An acid that donates multiple protons
An acid that accepts protons

💡 Hint: Focus on the number of protons involved.

Question 2

Is the bicarbonate ion an example of an amphiprotic substance?

True
False

💡 Hint: Think about its role in acid-base reactions.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Calculate the pH of a 0.1 M solution of carbonic acid (H₂CO₃), considering both dissociation constants.

💡 Hint: Start by solving for H⁺ concentration from the first dissociation.

Challenge 2 Hard

Given that HCO₃⁻ can act in two roles, calculate the pH of a 1.0 M solution of sodium bicarbonate.

💡 Hint: Make sure to derive Kb using the relation with Ka.

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