1. Chemical Reactions

2. Iron + Oxygen  Iron (III) Oxide

3. hydrogen peroxide  water + oxygen

4. Methane + Oxygen  Carbon Dioxide + Water

5. copper + silver nitrate  silver + copper (I) nitrate

6. Lead (II) Nitrate + potassium iodide  lead (II) iodide + potassium nitrate

7. Synthesis 2Cu + O 2  2CuO Decomposition 2H 2 O 2  2H 2 O + O 2 Combustion CH 4 + O 2  CO 2 + H 2 O Single Replacement Cu + AgNO 3  Ag + CuNO 3 Double Replacement Pb(NO 3 ) 2 + 2KI  2KNO 3 + PbI 2 5 Types of Reactions

8. Signs of a Chemical Reaction Color Change Gas Given Off (Bubbles) Released Energy Released or Absorbed Precipitate (solid)