1 Chapter 2 Matter and Change Review Pioneer High School Mr. David Norton

2 Chapter 2 - Review  Matter is defined as…  Which state of matter is vapor?  A vapor is usually found as what state under room conditions?  What state of matter has a definite volume, and takes the shape of its container?

3 Chapter 2 - Review  What state of matter takes both the shape and volume of its container?  What state of matter has an indefinite shape, but definite volume?  What state has both a definite shape and a definite volume?

4 Chapter 2 - Review  What state of matter is characterized by a low density and high compressibility?  Which is NOT an example of matter? Water, heat, or air  Which of the following is a pure substance? Diamond or gasoline

5 Chapter 2 - Review  Which is NOT a physical property of matter? Hardness, explosive  Which CANNOT be classified as a substance? Table salt, or air  Why does a golf ball have more mass than a tennis ball?  Know physical property examples

6 Chapter 2 - Review  Which is NOT a physical property of water? Composed of hydrogen and oxygen, or it is colorless  Which is NOT a physical property of a liquid? Indefinite shape, or indefinite volume  Which is NOT a physical change to a metal? Cutting, or rusting

7 Chapter 2 - Review  Which is NOT a physical change? Melting or spoiling of cheese  Which is a physical change: corrosion or evaporation  Which does NOT involve a physical change: tarnishing or mixing

8 Chapter 2 - Review  Which is not a pure substance: liquid helium or apple juice  Separating a solid from a liquid by evaporating the liquid is called…  Which is a heterogeneous mixture: air or soil  Which is a homogeneous mixture: beef stew or brine

9 Chapter 2 - Review  Which CANNOT be considered a single phase: a pure liquid or a heterogeneous mixture  What is a solution?  Which is a homogeneous mixture: oil in water, or alcohol in water  Approximately how many elements exist in nature?

10 Chapter 2 - Review  Which of the following household items is NOT a pure compound: sugar or salad dressing  Which is true of compounds: they have variable compositions, or they are pure substances

11 Chapter 2 - Review  Compounds can be separated into two or more substances only by a _____ change.  What is different between a mixture and a compound?  What is the symbol for Sodium? Potassium? Copper? Lead?

12 Chapter 2 - Review  What element has the symbol Hg? Au? Ag? Ca? N? Mn?  What does the chemical formula of a compound indicate?  A copper-colored wire changes to a darker color after heating. What type of change has taken place?

13 Chapter 2 - Review  What mass of carbon dioxide is produced, if 24 grams of carbon reacts completely with 64 grams of oxygen?  What happens to the individual atoms in a chemical reaction?

14 Chapter 2 - Review  How will the mass of a rusted iron nail compare with the mass of the same nail before it rusted?  What must occur for a process to be a chemical reaction?

15 Chapter 2 - Review  In the reaction in which C + H + O absorb heat and combine to form carbon dioxide and water, what are the reactants?  Which of the following processes does NOT involve a change in chemical properties: burning or boiling