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Phase Changes for Liquids & Solids: AP Chemistry Lesson Plans 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 sublimation and why does it occur?

Question 2 2. The complete three-dimensional arrangement of particles within a crystal is known as the _____, while the smallest repeating unit in the lattice is called the _____.

Question 3 3. An example of condensation is:

Question 4 4. Which of the following is NOT a characteristic of solid particles?

Question 5 5. What is NOT something that a phase equilibrium line shows?

Page 2

Question 6 6. What is the triple point?

Question 7 7. What of the following is NOT one of the types of crystals?

Question 8 8. Substances in which phase of matter have the most space between particles?

Question 9 9. What determines the shapes that different types of crystalline solids can take?

Question 10 10. What is a dipole-dipole force?

Page 3

Question 11 11. Why does room temperature water disappear over time?

Question 12 12. At the melting point and boiling point what happens?

Question 13 13. In the broadest sense, what was the Kinetic Molecular Theory designed to explain?

Question 14 14. Gas can be turned into a plasma on Earth with the addition of:

Question 15 15. What makes ionic crystals, such as calcium chloride, very hard and brittle?

Page 4

Question 16 16. The phase change when gas turns directly into a solid is called:

Question 17 17. A scientist measures the pressure and temperature of a sample. When they plot the data on their phase diagram, they make a point on a vertical line directly above the critical point. What's definitely true of the sample?

Question 18 18. The phase change when a solid goes directly to a gas is called:

Question 19 19. How is freezing similar to deposition?

Question 20 20. What is a phase diagram?

Page 5

Question 21 21. Why are metallic crystals, such as gold nuggets, known to be good conductors of electricity?

Question 22 22. What is NOT something that you would find on a phase diagram?

Question 23 23. Why are there plateaus on a heating curve?

Question 24 24. How does adding energy to a solid change the substance?

Question 25 25. Which of the following is most likely to lead to a phase change?

Phase Changes for Liquids & Solids: AP Chemistry Lesson Plans 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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