Practice Decomposition Reactions (1.2.2) - Chemical Reactions - IB 10 Sciences (Group 4) – Chemistry
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Decomposition Reactions

Practice - Decomposition Reactions

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What happens during a decomposition reaction?

💡 Hint: Focus on what 'decomposition' means.

Question 2 Easy

Give an example of a decomposition reaction.

💡 Hint: Think of common household substances.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a decomposition reaction?

A reaction that combines two elements
A reaction that breaks down a compound
A reaction that replaces one element for another

💡 Hint: Consider the prefix 'de-' in decomposition.

Question 2

Decomposition reactions are always exothermic.

True
False

💡 Hint: Reflect on what you know about energy changes.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Describe the energy changes involved in the endothermic decomposition of calcium carbonate, including energy input and products formed.

💡 Hint: What does 'endothermic' mean?

Challenge 2 Hard

Provide a balanced equation and describe the significance of balancing in decomposition reactions.

💡 Hint: Why is mass conservation important in science?

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