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Chapter 8 Basic Concepts of Chemical Bonding

Chapter 8 Basic Concepts of Chemical Bonding. Chemistry, The Central Science , 11th edition Theodore L. Brown; H. Eugene LeMay, Jr.; Bruce E. Bursten and Catherine J. Murphy. Donna Narsavage Heald Siena College Loudonville, NY  2009, Prentice Hall.

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Chapter 8 Basic Concepts of Chemical Bonding

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  1. Chapter 8Basic Conceptsof Chemical Bonding Chemistry, The Central Science, 11th edition Theodore L. Brown; H. Eugene LeMay, Jr.; Bruce E. Bursten and Catherine J. Murphy Donna Narsavage Heald Siena College Loudonville, NY  2009, Prentice Hall

  2. Which atom sometimes violates the octet rule? • C • N • O • F • S

  3. Which atom sometimes violates the octet rule? • C • N • O • F • S

  4. Order the following according to increasing atomic radius. Ge Si Se Cl • Ge < Si < Se < Cl • Se < Si < Ge < Cl • Si < Cl < Ge < Se • Cl < Si < Se < Ge • Si < Ge < Se < Cl

  5. Order the following according to increasing atomic radius. Ge Si Se Cl • Ge < Si < Se < Cl • Se < Si < Ge < Cl • Si < Cl < Ge < Se • Cl < Si < Se < Ge • Si < Ge < Se < Cl

  6. Which of the following will have the largest lattice energy? • CsCl • ZnS • CaF2 • NaCl • Diamond

  7. Which of the following will have the largest lattice energy? • CsCl • ZnS • CaF2 • NaCl • Diamond

  8. What is the electronic configuration of Fe2+? • 4s23d4 • 4s13d5 • 3d5 • 3d6 • 4s23d8

  9. What is the electronic configuration of Fe2+? • 4s23d4 • 4s13d5 • 3d5 • 3d6 • 4s23d8

  10. How many unpaired electrons are there in Cu+? • 0 • 1 • 2 • 3 • 4

  11. How many unpaired electrons are there in Cu+? • 0 • 1 • 2 • 3 • 4

  12. What is the average bond order in the molecule ozone, O3? • 1 • 1.33 • 1.5 • 1.67 • 2

  13. What is the average bond order in the molecule ozone, O3? • 1 • 1.33 • 1.5 • 1.67 • 2

  14. What is the average S—O bond order in the Lewis structure of sulfur trioxide, SO3? • 0.5 • 1 • 1.33 • 1.5 • 2

  15. What is the average S—O bond order in the Lewis structure of sulfur trioxide, SO3? • 0.5 • 1 • 1.33 • 1.5 • 2

  16. How many resonance structures can be drawn for NO3–? • 1 • 2 • 3 • 4 • 5

  17. How many resonance structures can be drawn for NO3–? • 1 • 2 • 3 • 4 • 5

  18. Considering formal charge, what is the preferred Lewis structure of NCO–?

  19. Considering formal charge, what is the preferred Lewis structure of NCO–?

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