2. What are the product(s) of this double-replacement chemical reaction?
FeCl3 + 3NH4OH →

3. Identify the type of reaction shown by this chemical equation:
2Al + 6HCl → 2AlCl3 + 3H2

4. Which type of chemical reaction would this be classified as?
C3H8 + 5O2 → 3CO2 + 4H2O

5. Which type of reaction takes place in the presence of oxygen and produces carbon dioxide and water?

6. Use the activity series to predict which reaction will occur.
a. NaBr + I2
b. KBr + F2
c. LiF + Cl2
d. NaCl + I2

7. How many total atoms are in 3Na2SO4?

8. In a chemical equation, (aq) after one of the substances means what?

9. Which type of reaction is 4Al + 3O2 → 2Al2O3?

10. The equation below shows an example of which type of chemical reaction?
NH4NO3(s) N2O(g) + 2H2O

11. Which is NOT a sign that a double displacement reaction has occurred?
a. gas may be formed
b. water may be produced
c. a precipitate is formed
d. the coefficients are equal

12. Identify the type of chemical reaction demonstrated by this equation:
2KClO3 → 2KCl + 3O2

13. How many total atoms are in 4Ca3(PO4)2?

14. Which are the spectator ions in the reaction shown?
AgNO3 (aq) + NaCl (aq) NaNO3 (aq) + AgCl (s)

15. Use the activity series to determine if this reaction will take place
Use the activity series to determine if this reaction will take place. If the reaction will take place, complete the
equation and balance it.
CaCl2 + Mg

16. Write a balanced chemical equation for the following double-replacement reaction.
zinc II sulfide reacts with hydrochloric acid to form zinc II chloride and hydrosulfuric acid

17. Write a balanced chemical equation for the following reaction.
Fe2S3 + O Fe2O3 + SO2

18. Complete the equation and balance it.
Aqueous strontium iodide plus aqueous potassium nitrate yields ?

19. Write the complete ionic and net ionic equations.
H2SO4 (aq) + KOH (aq) K2SO4 (aq) + H2O (l)

20. Balance
Balance the following combustion reaction.
H2 + O H2O

21. What are the 3 things that are evidence of a double-replacement reaction?