3.1.1 - Definition: Bond Enthalpy (D)
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Practice Questions
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What is bond enthalpy?
💡 Hint: Think about how it relates to breaking a bond.
Why are bond enthalpy values usually positive?
💡 Hint: Consider the energy flow when bonds are broken.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does bond enthalpy measure?
💡 Hint: Think about the energy input required to break a bond.
True or False: Bond enthalpy values can vary depending on the molecular environment.
💡 Hint: Consider different molecules with the same type of bond.
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Challenge Problems
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Estimate the ΔH for the reaction CH₄ + 2 O₂ → CO₂ + 2 H₂O using bond enthalpies.
💡 Hint: List each bond and the number of those bonds carefully!
Discuss why average bond enthalpies are not sufficient for every reaction assessment.
💡 Hint: Consider interactions outside of the isolated gas phase.
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