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Chapter 8
Bond Energy Work Sheet
1. What is bond dissociation energy? What are its units?
2. How much energy is required to break the following bonds
a. H-H
b. C-H
c. N-F
d. C=N
3. How does bond energy correspond to bond strength?
4. Which bond is more reactive a C-C bond or a C=C bond?
5. Which bond is smallest C-C, C=C or C=C? Which bond is largest?
6. Calculate the amount of bond energy in 1 mole of C2H2. Draw the Lewis dot
structure first.
7. How much energy is required to break all of the bonds in 0.5 moles of C2H6?
Draw the Lewis dot structure first.
8. Calculate the amount of energy required to break all of the bonds in 25 grams
of acetic acid, CH3COOH Draw the Lewis dot structure first.