Activation Energy and Catalysts


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What is a catalyst?

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1. If we know that manganese dioxide is a catalyst in the decomposition of hydrogen peroxide, then how does manganese dioxide affect this reaction?

2. What is an activated complex?

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About This Quiz & Worksheet

This quiz and the accompanying worksheet will test your understanding of both activation energy and catalysts. It's imperative to know the definitions of these scientific terms, as well as how they work.

Quiz & Worksheet Goals

This quiz will assess your understanding of the following:

  • The definition of activation energy
  • The definition of catalyst and how catalysts work
  • The definition of activated complex
  • Identifying a molecule in our bodies that's a catalyst

Skills Practiced

  • Reading comprehension - ensure you draw the most important information from the related activation energy and catalysts lesson
  • Defining key concepts - accurately define main phrases, such as catalysts and activated complex
  • Distinguishing differences - compare and contrast topics like activation energy and activated complex

Additional Learning

If you want to learn more about activation energy and catalysts, read the accompanying lesson. The lesson covers the following objectives:

  • Know the definition of activation energy, activated complex, and catalyst
  • Identify the individual components of chemical reactions
  • Understand the relationship between activation energy and an activated complex
  • Explore examples of a catalyst in a body