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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is an exothermic reaction?
💡 Hint: Think of heat and energy release during the process.
Question 2
Easy
Give one example of an exothermic reaction.
💡 Hint: Remember processes that give off heat.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What happens in an exothermic reaction?
- Energy is absorbed
- Energy is released
- No energy change
💡 Hint: Consider the opposite of endothermic.
Question 2
In an energy profile for an exothermic reaction, what is true about the energy of the products?
- True
- False
💡 Hint: Picture how energy levels change in the diagram.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You perform a simple experiment with natural gas combustion. Describe the energy transfer process and sketch the energy profile diagram.
💡 Hint: Consider the energy levels during the reaction process.
Question 2
Create a scenario for an exothermic reaction involving magnesium ribbon in oxygen. Describe the changes in energy and draw the energy profile.
💡 Hint: Visualize the energy release as heat and light.
Challenge and get performance evaluation