Transcript Chapter 8 Review

Chapter 8 - Review
Chemical Reactions
Milbank High School
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
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.
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?
Chapter 8 - Review
• Chemical equations describe ____.
• What does a skeleton equation
show?
• Everyday equations describe ____.
• Chemical equations must be
balanced to satisfy the _____.
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)
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 _____.
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 _____.
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?
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
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?
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 
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?
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 singlereplacement reactions.
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?
Chapter 8 - Review
• Complete the following equation:
Cu + HCl 
• Complete the following equation:
Ag(s) + KNO3(aq) 
• In order for the reaction
2Al + 6HCl  2AlCl3 + 3H2 to
occur, what must be true?
Chapter 8 - Review
• What statement describe doublereplacement 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 ____.
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 ______.
Chapter 8 - Review
• In a combustion reaction, one of
the reactants is _____.
• The products of a combustion
reaction can include ______.