1. Chapter 8 - Review Chemical Reactions
Milbank High School

2. Chapter 8 - Review
Balance the following equation: NH3(g) + O2(g)  N2(g) + H2O(l)
If you rewrite the following word equation as a balanced chemical equation, what will the coefficient and symbol for iodine be? Bromine + potassium iodide  potassium bromide + iodine

3. Chapter 8 - Review Balance: AlCl3 + NaOH  Al(OH)3 + NaCl
Balance: N2 + H2  NH3
Aluminum chloride and bubbles of hydrogen gas are produced when metallic aluminum is placed in hydrochloric acid. Write the balanced equation for this reaction.

4. Chapter 8 - Review What does the symbol  in a chemical equation mean?
What is the coefficient for chlorine in the equation: Fe + Cl2  FeCl3
Chemical reactions produce ____.
What activities happen in all chemical reactions?

5. Chapter 8 - Review Chemical equations describe ____.
What does a skeleton equation show?
Everyday equations describe ____.
Chemical equations must be balanced to satisfy the _____.

6. Chapter 8 - Review
What does each of the following mean: , (aq), (l), (g), Pt
In the chemical equation H2O2(l)  H2O(l) + O2(g), the H2O2 is a ____.
Is a catalyst used up in a reaction?
Balance: KClO3(s)  KCl(s) + O2(g)

7. Chapter 8 - Review
Write the skeleton equation for the reaction that takes place when solid phosphorus combines with oxygen gas to form diphosphorus pentoxide.
In every balanced equation, each side of the equation has the same number of _____.

8. Chapter 8 - Review
When potassium hydroxide and barium chloride react, potassium chloride and barium hydroxide are formed. Write the balanced equation for this reaction.
The symbol indicates _____.

9. Chapter 8 - Review
If a combination reaction takes place between potassium and chlorine, what is the product(s)?
The product of a combination reaction is Ba(OH)2. If one of the reactants was H2O, what was the other reactant?

10. Chapter 8 - Review
Write a balanced equation for the combination reaction that takes place when iron (III) oxide is formed from it’s constituent elements.
What type of reaction is the following: 2Fe + 3Cl2  2FeCl3

11. Chapter 8 - Review
Write a balanced equation to represent the decomposition of lead (IV) oxide.
What is the balanced equation for the reaction that takes place between bromine and sodium iodide?

12. Chapter 8 - Review
The equation Mg(s) + 2HCl(aq)  MgCl2(aq) + H2 is an example of which type of reaction?
What are the correct formulas and coefficients for the products of this double-replacement reaction: RbOH + H3PO4 

13. Chapter 8 - Review
What type of reaction is: H3PO4 + 3KOH  K3PO4 + 3H2O
When the equation for the complete combustion of ethanol, C2H5OH, is balanced, what is the coefficient for oxygen?

14. Chapter 8 - Review
The equation 2C3H7OH + 9O2  6CO2 + 8H2O is an example of which type of reaction?
Tell about the decomposition of a simple binary compound.
Tell what is true concerning single-replacement reactions.

15. Chapter 8 - Review
In order to predict whether or not a single-replacement reaction takes place, we need to consult a chart which shows the ____.
In the activity series of metals, which metal(s) will displace hydrogen from an acid?

16. Chapter 8 - Review Complete the following equation: Cu + HCl 
Complete the following equation: Ag(s) + KNO3(aq) 
In order for the reaction Al + 6HCl  2AlCl3 + 3H2 to occur, what must be true?

17. Chapter 8 - Review
What statement describe double-replacement reactions?
A double-replacement reaction takes place when aqueous cobalt (III) chloride reacts with aqueous lithium hydroxide. One of the products of the reaction is ____.

18. Chapter 8 - Review
What is the driving force in the following reaction: Ni(NO3)2(aq) + K2S(aq)  NiS + 2KNO3(aq)
In a double-replacement reaction, the reactants are generally _____.
Aqueous Na2CO3 and aqueous Sn(NO3)2 in a double-replacement reaction would produce ______.

19. Chapter 8 - Review
In a combustion reaction, one of the reactants is _____.
The products of a combustion reaction can include ______.