1. Physical Properties Review 4

2. Physical Properties 1 Which of the following could be a description of a compound forming? Heat energy added to liquid causes it to evaporate. Two metals are melted together to produce a solution. A clear crystal dissolves in a beaker of water. The interaction of a green gas and a metallic solid produces a white crystal.

3. Physical Properties 1 Which of the following could be a description of a compound forming? Heat energy added to liquid causes it to evaporate. Two metals are melted together to produce a solution. A clear crystal dissolves in a beaker of water. The interaction of a green gas and a metallic solid produces a white crystal.

4. Physical Properties 2 In an ionic compound such as table salt (NaCl), how are the ions arranged? They are completely random. They are in a repeating pattern. They are often changing. They are completely unbreakable.

5. Physical Properties 2 In an ionic compound such as table salt (NaCl), how are the ions arranged? They are completely random. They are in a repeating pattern. They are often changing. They are completely unbreakable.

6. Physical Properties 3 Which of the following best describes the interaction between the particles that make up a liquid? The particles are loosely connected and can only vibrate. The particles can move independently and collide frequently. They particles can move past each other and are loosely connected The particles are locked in position and often collide.

7. Physical Properties 3 Which of the following best describes the interaction between the particles that make up a liquid? The particles are loosely connected and can only vibrate. The particles can move independently and collide frequently. They particles can move past each other and are loosely connected The particles are locked in position and often collide.

8. Physical Properties 4 Which of the following is an example of a chemical reaction? The combination of a magnetic metal and a clear gas makes a non-magnetic solid. Two powdered solids are mixed together and then separated by water and filter paper. The fast moving particles of a substance slow down to form an orderly, repeating pattern. A liquid evaporates, leaving behind a chalky paste.

9. Physical Properties 4 Which of the following is an example of a chemical reaction? The combination of a magnetic metal and a clear gas makes a non-magnetic solid. Two powdered solids are mixed together and then separated by water and filter paper. The fast moving particles of a substance slow down to form an orderly, repeating pattern. A liquid evaporates, leaving behind a chalky paste.

10. Physical Properties 5 Which of the following is an example of a chemical change? Melting ice cream. Boiling a pot of water. Cooking an egg. Freezing carbon dioxide.

11. Physical Properties 5 Which of the following is an example of a chemical change? Melting ice cream. Boiling a pot of water. Cooking an egg. Freezing carbon dioxide.

12. Physical Properties 6 Which substance will float a solid ball with a density of 0.9 g/cm3? Ethyl alcohol only. Both ethyl and olive oil. Both olive oil and glycerin. Glycerin only.

13. Physical Properties 6 Which substance will float a solid ball with a density of 0.9 g/cm3? Ethyl alcohol only. Both ethyl and olive oil. Both olive oil and glycerin. Glycerin only.

14. Physical Properties 7 What is the difference between the least and the greatest densities of the solids? 1.5 g/cm3 2.25 g/cm3 3.75 g/cm3 7.5 g/cm3

15. Physical Properties 7 What is the difference between the least and the greatest densities of the solids? 1.5 g/cm3 2.25 g/cm3 3.75 g/cm3 7.5 g/cm3

16. Joke A Family driving from California to Arizona buys a bag of ice, but accidentally leaves it on top of the car. What will have happened to the ice when they arrive in Arizona?

17. Joke A Family driving from California to Arizona buys a bag of ice, but accidentally leaves it on top of the car. What will have happened to the ice when they arrive in Arizona? It will have undergone a change in state!

18. Physical Properties 8 When a substance changes phase from solid to liquid gas, what is happening? The average mass of the substance’s particles from decreasing. The temperature of the substance’s particles is decreasing. The air pressure on the substance’s particles is increasing. The average rate of motion of the substance’s particles is increasing.

19. Physical Properties 8 When a substance changes phase from solid to liquid gas, what is happening? The average mass of the substance’s particles from decreasing. The temperature of the substance’s particles is decreasing. The air pressure on the substance’s particles is increasing. The average rate of motion of the substance’s particles is increasing.

20. Physical Properties 9 In certain phase change, the molecules of a substance go directly from moving independently and colliding frequently to being locked in position and vibrating slightly. This phase change involves a change of state from Solid to gas Liquid to solid Gas to solid Gas to liquid

21. Physical Properties 9 In certain phase change, the molecules of a substance go directly from moving independently and colliding frequently to being locked in position and vibrating slightly. This phase change involves a change of state from Solid to gas Liquid to solid Gas to solid Gas to liquid

22. Physical Properties 10 When a substance turns from liquid to solid, which characteristic of the substance usually changes? Overall number of electrons Overall mass Overall number of protons Overall volume

23. Physical Properties 10 When a substance turns from liquid to solid, which characteristic of the substance usually changes? Overall number of electrons Overall mass Overall number of protons Overall volume

24. Physical Properties 11 An isotope of a certain atom has 18 neutrons. When an atom of this isotope gains 1 electron, it becomes an ion with 8 electrons in it’s outer shell. What is this isotope? Argon Chlorine Potassium Oxygen

25. Physical Properties 11 An isotope of a certain atom has 18 neutrons. When an atom of this isotope gains 1 electron, it becomes an ion with 8 electrons in it’s outer shell. What is this isotope? Argon Chlorine Potassium Oxygen

26. Physical Properties 12 A ball has a mass of 22.6 g. It displaces 2mL of water. What material is it? Aluminum Iron Lead Gold

27. Physical Properties 12 A ball has a mass of 22.6 g. It displaces 2mL of water. What material is it? Aluminum Iron Lead Gold