Practice Energy Profile Diagram for an Exothermic Reaction - 7.4.1 | Chapter 7: Energy Changes in Chemical Reactions | IB 9 Chemistry
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Energy Profile Diagram for an Exothermic Reaction

7.4.1 - Energy Profile Diagram for an Exothermic Reaction

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does an exothermic reaction do?

💡 Hint: Think about the heat generated.

Question 2 Easy

Name one example of an exothermic reaction.

💡 Hint: Consider everyday processes involving fire.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

Which of the following describes an exothermic reaction?

A reaction that absorbs heat
A reaction that releases heat
A reaction that neither absorbs nor releases heat

💡 Hint: Focus on the energy direction.

Question 2

True or False: The activation energy for an exothermic reaction is the same as the energy released.

True
False

💡 Hint: Consider what activation energy means.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A reaction takes 50 kJ of activation energy and releases 100 kJ. Calculate ΔH for this reaction.

💡 Hint: Remember the formula for ΔH.

Challenge 2 Hard

Describe how to alter an exothermic reaction to maximize energy release efficiently using catalysts.

💡 Hint: Think about ways to speed up reactions.

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