Practice Definition And Characteristics (3.1) - Energy Changes in Reactions
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Definition and Characteristics

Practice - Definition and Characteristics - 3.1

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define exothermic reaction.

💡 Hint: Think about what happens in a fire.

Question 2 Easy

Provide an example of an endothermic reaction.

💡 Hint: It's a process plants use.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What type of reaction absorbs energy?

A) Exothermic
B) Endothermic
C) Both

💡 Hint: Think about the energy intake.

Question 2

True or False: Exothermic reactions require energy to occur.

💡 Hint: Remember the heat released in reactions.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A reaction absorbs 500 kJ of energy and results in products that are more stable. Classify the reaction and explain your reasoning.

💡 Hint: Consider how energy is exchanged.

Challenge 2 Hard

Compare the activation energy of exothermic and endothermic reactions in terms of their energy profiles.

💡 Hint: Look at the energy diagrams.

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Reference links

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