5 Written Questions

1. Change of state from a solid directly to a gas
2. Less Spacing between particles results in the particles becoming
3. Lowest melting point
4. The process of going from a liquid to a gas
5. The Particles are constantly moving, changing positions

5 Matching Questions

1. The Attractive Forces
2. Water
3. Crystalline solids
4. Vaporization
5. Move around less

1. a Substance with covalent molecule crystal
2. b Solid or liquid changes to gas
3. c Have defined melting points
4. d The Attractive Forces Too Weak to hold particles in fixed position
5. e Compared to the particles of a gas, the particles in a liquid...

5 Multiple Choice Questions

1. The escape of hgh energy molecules from the surface of a liquid
   1. Evaporation
   2. Vaporization
   3. Sublimation
   4. Condensation
2. Process by which a gas changes to a liquid
   1. Condensation
   2. Vaporization
   3. Sublimation
   4. Evaporation
3. Definite volume/shape, particles rotate/vibrate
   1. Liquid
   2. Solids
   3. Boiling
   4. Solid
4. hard, brittle, high melting point. ex KBr
   1. Unit Cell
   2. Metallic Crystal
   3. Ionic crystal
   4. Increase
5. The Pressure exerted by a vapor in equilibruim with its corresponding liquid at a given temperature.
   1. Evaporation
   2. Equilibrium Vapor Pressure
   3. Surface Tension
   4. Move around less

5 True/False Questions

1. Metallic Crystal → hard, brittle, high melting point. ex KBr

   True        False

2. Molar Heat of Fusion → The escape of hgh energy molecules from the surface of a liquid

   True        False

3. Triple Point → Physical change from a liquid to a solid by the removal of heat

   True        False

4. The Entropy → Physical change from a liquid to a solid by the removal of heat

   True        False

5. Covalent Network Crystal → Hard, brittle, nonconducting

   True        False