Using lewis structures and formal charge which of the

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Chemical Principles
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Chapter 13 / Exercise 74
Chemical Principles
DeCoste/Zumdahl
Expert Verified
57) Using Lewis structures and formal charge, which of the following ions is most stable? OCNONCNOCA) OCNB) ONCC) NOCD) None of these ions are stable according to Lewis theory. E) All of these compounds are equally stable according to Lewis theory. Answer:
A Diff: 2 Page Ref: 9.8 58) Draw the Lewis structure for SO42. How many equivalent resonance structures can be drawn?
A Diff: 3 Page Ref: 9.8
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Chemical Principles
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Chapter 13 / Exercise 74
Chemical Principles
DeCoste/Zumdahl
Expert Verified
21 59) Draw the best Lewis structure for Cl3. What is the formal charge on the central Cl atom?
A Diff: 3 Page Ref: 9.8 60) Draw the best Lewis structure for the free radical, NO2. What is the formal charge on the N?
B Diff: 3 Page Ref: 9.8 61) Draw the best Lewis structure for CH3-1. What is the formal charge on the C? A) 0 B) 1 C) -1 D) 2 Answer:
C Diff: 3 Page Ref: 9.8 62) Draw the best Lewis structure for CH3+1. What is the formal charge on the C?
B Diff: 3 Page Ref: 9.8 63) Draw the best Lewis structure for BrO4and determine the formal charge on bromine.
C Diff: 3 Page Ref: 9.9
22 64) Identify the compound with atoms that have an incomplete octet.
C Diff: 3 Page Ref: 9.9 65) Which compound has the longest carbon-carbon bond length? A) CH3CH3 B) CH2CH2 C) HCCH D) all bond lengths are the same Answer:
A Diff: 1 Page Ref: 9.10 66) Which compound has the shortest carbon-carbon bond length?
C Diff: 1 Page Ref: 9.10 67) Which compound has the highest carbon-carbon bond strength?
C Diff: 1 Page Ref: 9.10 68) Place the following in order ofincreasingbond length. C-F C-S C-Cl A) C-S < C-Cl < C-F B) C-Cl < C-F < C-S C) C-F < C-S < C-Cl D) C-F < C-Cl < C-S E) C-S < C-F < C-Cl
D Diff: 1 Page Ref: 9.10
23 69) Place the following in order of decreasingbond length. H-F H-I H-Br A) H-F > H-Br > H-I B) H-I > H-F > H-Br C) H-I > H-Br > H-F D) H-Br > H-F > H-I E) H-F > H-I > H-Br Answer: C Diff: 1 Page Ref: 9.10 70) Place the following in order of decreasingXO bond length, where "X" represents the central atom in each of the following compounds or ions. SiO32CO2CO32A) CO2> SiO32> CO32B) CO2> CO32> SiO32C) CO32> CO2> SiO32D) CO32> SiO32> CO2 E) SiO32> CO32> CO2 Answer: E Diff: 1 Page Ref: 9.10

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