Activated Complex: Definition & Theory


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At what point is the activated complex on the following energy diagram?

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1. Why don't exothermic reactions always occur spontaneously?

2. Which of the following compounds is the activated complex in the following reaction?

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About This Quiz & Worksheet

This interactive quiz and printable worksheet help you assess your understanding of activated complexes. The activation energy of a reaction and how enzymes impact the activated complex are topics on the quiz.

Quiz & Worksheet Goals

You can see how much you know about:

  • Why exothermic reactions don't always occur spontaneously
  • Definition of the activation energy of a reaction
  • Recognizing an activated complex in a depicted reaction

Skills Practiced

  • Reading comprehension - ensure that you draw the most important information from the lesson on activated complexes
  • Information recall - access the knowledge you have gained about activated complexes to recognize them in energy diagrams and reactions
  • Interpreting information - verify that you can read information about how an enzyme can affect the activated complex and interpret it correctly

Additional Learning

If you want to keep learning, the lesson called Activated Complex: Definition & Theory provides more detailed information. Use this lesson to:

  • Define 'activated complex'
  • Review steps of different reactions
  • Determine what enzymes are