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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define an endothermic reaction.
π‘ Hint: Think about whether energy is being taken in or released.
Question 2
Easy
Give an example of an endothermic reaction.
π‘ Hint: What process do plants use to create energy?
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 is an endothermic reaction?
- A reaction that releases energy
- A reaction that absorbs energy
- A constant temperature reaction
π‘ Hint: Remember the meaning of 'endo'.
Question 2
In an energy profile diagram for an endothermic reaction, where are the products located?
- Lower than reactants
- Higher than reactants
- At the same level as reactants
π‘ Hint: Think about energy absorption.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design an endothermic reaction in a lab and detail the materials and methods used, explaining expected outcomes.
π‘ Hint: Think of materials commonly available in a chemistry lab.
Question 2
If given a chemical reaction with a ΞH of +85 kJ, what does this signify about the energy changes in this reaction?
π‘ Hint: Recall what a positive ΞH suggests about energy absorption.
Challenge and get performance evaluation