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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define reactants and products.
💡 Hint: Think about what goes into a reaction and what comes out.
Question 2
Easy
What is a synthesis reaction?
💡 Hint: It’s about combining to become more.
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 type of reaction combines two elements to form a product?
- Decomposition
- Synthesis
- Replacement
💡 Hint: Think about the word 'synthesize'.
Question 2
True or False: Exothermic reactions absorb energy.
- True
- False
💡 Hint: Remember that exo relates to releasing.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Explain why catalysts do not affect the overall energy change of a reaction despite speeding it up.
💡 Hint: Consider activation energy and its role in reactions.
Question 2
Design a method to measure the gas production rate in an hour-long reaction thoroughly.
💡 Hint: What tools might measure gas accurately?
Challenge and get performance evaluation