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Bonding: Homework Help Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. What is a London dispersion force?

Question 2 2. Why does hybridization work?

Question 3 3. What happens when a neutral molecule becomes temporarily dipole?

Question 4 4.

Which of the following statements are true?

I. Water molecules can form hydrogen bonds with sodium chloride.

II. Water molecules can form an ionic bond with other water molecules.

III. The hydrogen of a water molecule can form a hydrogen bond with the hydrogen of another water molecule.

Question 5 5. What causes a dipole?

Page 2

Question 6 6.

What differentiates a nonpolar covalent bond from a polar covalent bond?

I. Unequal sharing of electrons

II. Ions

III. Atoms of partial charge

Question 7 7. What is the correct name for Fe(OH)3?

Question 8 8. London dispersion force is the only intermolecular force that works on _____.

Question 9 9. What could be changed about this Lewis dot structure for IO- to make it more clear?

Question 10 10. What is the octet rule?

Page 3

Question 11 11. What is bond energy?

Question 12 12. What is a valence electron?

Question 13 13. How many elements of unsaturation does a molecule with this chemical formula have?

Question 14 14. Which of the following atoms is most likely to participate in an ionic bond with chlorine, an atom with 7 valence electrons?

Question 15 15. Why are metals malleable?

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Question 16 16. Why is it possible for an alkane to contain an element of unsaturation?

Question 17 17. What is NOT an example of an organic macromolecule?

Question 18 18.

If a carbon atom has four valence electrons, which of the following statements are true?

I. Carbon can form a triple covalent bond with another carbon atom.

II. A carbon atom cannot form two double bonds simultaneously.

III. A carbon atom can form four single covalent bonds simultaneously.

Question 19 19. How are metallic bonds different from ionic and covalent bonds?

Question 20 20. What is the correct Lewis dot diagram for CH4?

Page 5

Question 21 21. What monomer are carbohydrates made of?

Question 22 22. If oxygen with an electronegativity of 3.4 were to share electrons with lithium, electronegativity of 1.0, what kind of bond would form?

Question 23 23. What is the correct name for N2 O5?

Question 24 24. How are ions formed?

Question 25 25. To denote two resonance structures, the Lewis dot diagrams are shown with what symbol between them?

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Question 26 26. An organic compound is represented by RX. Identify X.

Question 27 27. Why should you draw a molecule as a Lewis dot structure first before drawing it in 3D?

Question 28 28. Which of the following best describes the octet rule?

Question 29 29. Intermolecular forces do NOT have effect on _____.

Question 30 30. What is usually the first step when drawing a Lewis dot structure?

Bonding: Homework Help Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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