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Bond Enthalpy: Definition, Calculations & Values

Instructions:

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question 1 of 3

What is the enthalpy change of reaction for the reaction between chlorine and ethane that produces chloroethane and hydrogen chloride gases? The reaction is illustrated below:

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1. Which of the following statements is true?

2. Which of the following statements is false?

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About This Quiz & Worksheet

This quiz and corresponding worksheet will help you gauge your understanding of calculating bond enthalpy. Topics you'll need to know to pass the quiz include understanding how to calculate the enthalpy change of a reaction as well as knowing what a negative enthalpy charge of a reaction means.

Quiz & Worksheet Goals

Use these assessment tools to assess your knowledge of:

  • How to calculate the enthalpy change of a reaction
  • The bonds requiring the most energy to break
  • The essential characteristics of an endothermic reaction
  • The bonds which are the easiest and hardest to break
  • The essential characteristics of an exothermic reaction

Skills Practiced

This worksheet and quiz will let you practice the following skills:

  • Defining key concepts - ensure that you can accurately define main phrases, such as exothermic reaction and endothermic reaction
  • Reading comprehension - ensure that you draw the most important information from the related calculating bond enthalpy lesson
  • Interpreting information - verify that you can read information regarding calculating bond enthalpy correctly
  • Knowledge application - use your knowledge to answer questions about calculating bond enthalpy

Additional Learning

To learn more about how to calculate the energy needed to break bonds, review the corresponding lesson on Bond Enthalpy: Definition, Calculations & Values. This lesson covers the following objectives:

  • Describe the concept of exothermic reaction
  • Identify how to calculate the enthalpy change of a reaction
  • Know what a negative enthalpy charge of a reaction means
  • Learn the bonds requiring the most energy to break
  • Appreciate the essential characteristics of an endothermic reaction
  • Understand the bonds which are the easiest and hardest to break
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