AP Chemistry: Phase Changes for Liquids and Solids: 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!

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Question 1 1. Substances in which phase of matter have the most space between particles?

Question 2 2. What is sublimation and why does it occur?

Question 3 3. 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 4 4. What of the following is NOT one of the types of crystals?

Question 5 5. The phase change when a solid goes directly to a gas is called:

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Question 6 6. The phase change when gas turns directly into a solid is called:

Question 7 7. What is NOT something that a phase equilibrium line shows?

Question 8 8. An example of condensation is:

Question 9 9. Gas can be turned into a plasma on Earth with the addition of:

Question 10 10. Why are there plateaus on a heating curve?

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Question 11 11. What is not true about dipole-dipole forces?

Question 12 12. How is freezing similar to deposition?

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

Question 14 14. What is a phase diagram?

Question 15 15. Why are metallic crystals, such as gold nuggets, known to be good conductors of electricity?

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Question 16 16. Why does room temperature water disappear over time?

Question 17 17. A London Dispersion force is:

Question 18 18. 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 19 19. What is NOT something that you would find on a phase diagram?

Question 20 20. What makes ionic crystals, such as calcium chloride, very hard and brittle?

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Question 21 21. At the melting point and boiling point what happens?

Question 22 22. What is the triple point?

Question 23 23. What determines the shapes that different types of crystalline solids can take?

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

Question 25 25. What is a dipole-dipole force?

AP Chemistry: Phase Changes for Liquids and Solids: 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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