TExES Science 7-12: Chemical Bonding 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!

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Question 1 1. How are ions formed?

Question 2 2. What is a valence electron?

Question 3 3. What does a Lewis dot diagram allow you to show?

Question 4 4. What charge do group IVA atoms have when they become ions?

Question 5 5. What causes a dipole?

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Question 6 6. Which best describes an anion?

Question 7 7. Lewis dot structures represent which electrons in the atom?

Question 8 8. Why does hybridization work?

Question 9 9. What is the octet rule?

Question 10 10. Which is the best definition of a covalent compound?

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Question 11 11. Intermolecular forces do NOT have effect on _____.

Question 12 12. 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 13 13. What is the formula for lithium fluoride?

Question 14 14. How do you know how many hybrid orbitals are formed?

Question 15 15. Identify the requirement for a dipole-dipole force to exist.

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Question 16 16. If carbon, electronegativity of 2.6 were to share electrons with sulfur, electronegativity 2.6, what kind of bond would it form?

Question 17 17. Why are metals shiny?

Question 18 18. Why are metals malleable?

Question 19 19. Why does salt dissolve in water?

Question 20 20. Which are the outermost electrons of an atom?

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Question 21 21. Which best describes a cation?

Question 22 22. If a central atom of a molecule only has two electron domains, what is the bond angle associated with the molecule?

Question 23 23. Which of the following type of bond normally forms between two non-metal atoms?

Question 24 24. Which of the following is true of intermolecular forces?

Question 25 25. How many Lewis dots do you need to form a single bond?

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Question 26 26. What is the shape of a Boron Trifluoride molecule, BF3?

Question 27 27. If you have a polyatomic ion with a +2 charge, what does that mean?

Question 28 28. What is the formula for Magnesium oxide?

Question 29 29. How many Lewis dots should you have around neon (group 8A)?

Question 30 30. How many dots would you put around carbon, a group IVA element?

TExES Science 7-12: Chemical Bonding 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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