Problem Set 9 Key CHEM103A Dr. Keller

Problem Set 9 Key CHEM103A Dr. Keller - CHEMISTRY 103A,...

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F S F F + O N N O O N S F C C C C C C F F CHEMISTRY 103A, Sections 7-10 Problem Set 9: 14 Points Answer Key Problem 1. What is <FSF in SF 3 + ? AB 3 E case. 109.5 degrees Problem 2. What is <ONO in N 2 O 3 ? AB 3 case. 120 degrees Problem 3. What is <NSF in NSF? AB 2 E case. 120 degrees Problem 4. What is <CCC in FCCCCCCF?
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C C C H H H H H H AB 2 case. 180 degrees It is also possible to write a Lewis structure with a lot of formal charges (the above has no formal charges) that has one or more AB 2 E 120 degree carbon atoms. Either angle is accepted. Problem 5. What is <CCC in cyclopropane (below)? Equilateral triangle. 60 degrees Problem 6. Choose the molecules that are polar . More than one may be correct; choose all the correct ones on d2l. O 2 SO 3 cyclopropane SO 2 NNO Problem 7. Choose the molecules that have no dipole moment. More than one may be correct; choose all the correct ones on d2l. H
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Problem Set 9 Key CHEM103A Dr. Keller - CHEMISTRY 103A,...

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