Practice Energy Profile Diagram for an Endothermic Reaction - 7.4.2 | Chapter 7: Energy Changes in Chemical Reactions | IB Grade 9 Chemistry
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Practice Questions

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Question 1

Easy

Define an endothermic reaction.

💡 Hint: Think about whether energy is being taken in or released.

Question 2

Easy

Give an example of an endothermic reaction.

💡 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

💡 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

💡 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.

💡 Hint: Think of materials commonly available in a chemistry lab.

Question 2

If given a chemical reaction with a ΔH of +85 kJ, what does this signify about the energy changes in this reaction?

💡 Hint: Recall what a positive ΔH suggests about energy absorption.

Challenge and get performance evaluation