Final Exam Review Stations
Units 4-7
50 Questions in 85 minutes (TOTAL)
18 Questions = 36 points
30:36 timer
Station 1 (Bonding Unit 4)
• Which of the following chemical formulas is
incorrect?
a)
b)
c)
d)
e)
BaOH2
NH4Cl
KNO3
CaSO4
Sr(C2H3O2)2
Station 1 (Bonding Unit 4)
• Which of the following chemical formulas is
incorrect?
a)
b)
c)
d)
e)
BaOH2
NH4Cl
KNO3
CaSO4
Sr(C2H3O2)2
Station 2 (Bonding Unit 4)
• What is the correct formula for copper(II) oxide?
a)
b)
c)
d)
e)
Cu2O2
Cu2O
CuO
CuO2
None of these
Station 2 (Bonding Unit 4)
• What is the correct formula for copper(II) oxide?
a)
b)
c)
d)
e)
Cu2O2
Cu2O
CuO
CuO2
None of these
Station 3 (Bonding Unit 3)
• Name the following compound: SnCO3
a)
b)
c)
d)
e)
Tin carbon trioxide
Tin carbonate
Tin (I) carbonate
Tin (II) carbonate
None of these
Station 3 (Bonding Unit 3)
• Name the following compound: SnCO3
a)
b)
c)
d)
e)
Tin carbon trioxide
Tin carbonate
Tin (I) carbonate
Tin (II) carbonate
None of these
Station 4 (Bonding Unit 4)
• Name the following compound: PCl3
a)
b)
c)
d)
e)
Phosphorus chloride
Monophosphorus trichloride
Phosphorus trichloride
Phosphorus chloride (III)
None of these
Station 4 (Bonding Unit 4)
• Name the following compound: PCl3
a)
b)
c)
d)
e)
Phosphorus chloride
Monophosphorus trichloride
Phosphorus trichloride
Phosphorus chloride (III)
None of these
Station 5 (Bonding Unit 4)
• How many double bonds does CO2 contain?
a)
b)
c)
d)
e)
0
1
2
3
4
Station 5 (Bonding Unit 4)
• How many double bonds does CO2 contain?
a)
b)
c)
d)
e)
0
1
2
3
4
Station 6 (Bonding Unit 4)
• Which of the following molecules is polar?
a)
b)
c)
d)
e)
NH3
O2
CCl4
CO2
None of these is polar.
Station 6 (Bonding Unit 4)
• Which of the following molecules is polar?
a)
b)
c)
d)
e)
NH3
O2
CCl4
CO2
None of these is polar.
Station 7 (Reactions Unit 5)
• What type of reaction is represented with the
following chemical equation:
CaSO4 + KBr  CaBr2 + K2SO4
a)
b)
c)
d)
e)
Synthesis
Decomposition
Combustion
Single Replacement
Double Replacement
Station 7 (Reactions Unit 5)
• What type of reaction is represented with the
following chemical equation:
CaSO4 + KBr  CaBr2 + K2SO4
a)
b)
c)
d)
e)
Synthesis
Decomposition
Combustion
Single Replacement
Double Replacement
Station 8 (Chemical Reactions Unit 5)
• The coefficient for H2O in the following equation
is ________________.
Ba(OH)2 + H3N  Ba3N2 + H2O
a)
b)
c)
d)
e)
2
3
4
5
6
Station 8 (Chemical Reactions Unit 5)
• The coefficient for H2O in the following equation
is ________________.
Ba(OH)2 + H3N  Ba3N2 + H2O
a)
b)
c)
d)
e)
2
3
4
5
6
Station 9 (Chemical Reactions Unit 5)
• Which of the following will be the precipitate in
the reaction between CaCl2 and Na2SO4?
a)
b)
c)
d)
e)
CaSO4
CaNa
NaCl
ClSO4
None of these
Station 9 (Chemical Reactions Unit 5)
• Which of the following will be the precipitate in
the reaction between CaCl2 and Na2SO4?
a)
b)
c)
d)
e)
CaSO4
CaNa
NaCl
ClSO4
None of these
Station 10 (Chemical Reactions Unit 5)
• Which of the following is the net ionic reaction
for the reaction between CuI2 and Pb(NO3)2?
a) Cu2+ + 2NO3-  Cu(NO3)2
b) Pb2+ + 2I-  PbI2
c) Cu2+ + 2I- + Pb2+ + 2NO3-  Cu2+ + 2NO3- + Pb2+
+ 2Id) Cu2+ + 2I- + Pb2+ + 2NO3-  Cu2+ + 2NO3- + PbI2
Station 10 (Chemical Reactions Unit 5)
• Which of the following is the net ionic reaction
for the reaction between CuI2 and Pb(NO3)2?
a) Cu2+ + 2NO3-  Cu(NO3)2
b) Pb2+ + 2I-  PbI2
c) Cu2+ + 2I- + Pb2+ + 2NO3-  Cu2+ + 2NO3- + Pb2+
+ 2Id) Cu2+ + 2I- + Pb2+ + 2NO3-  Cu2+ + 2NO3- + PbI2
Station 11 (Moles Unit 6)
• Convert 4.5 cg CO2 to molecules.
a)
b)
c)
d)
6.2x1020 molecules
6.2x1024 molecules
1.2x1028 molecules
1.2x1026 molecules
Station 11 (Moles Unit 6)
• Convert 4.5 cg CO2 to molecules.
a)
b)
c)
d)
6.2x1020 molecules
6.2x1024 molecules
1.2x1028 molecules
1.2x1026 molecules
Station 12 (Moles Unit 6)
• Calculate the mass of 4.3L of oxygen gas.
a)
b)
c)
d)
e)
3.1 grams
6.1 grams
31 g rams
61 grams
138 grams
Station 12 (Moles Unit 6)
• Calculate the mass of 4.3L of oxygen gas.
a)
b)
c)
d)
e)
3.1 grams
6.1 grams
31 g rams
61 grams
138 grams
Station 13 (Moles Unit 6)
• Calculate the percent by mass of N in
ammonium chloride.
a)
b)
c)
d)
e)
1.05% N
2.61% N
10.5% N
26.1% N
36.6% N
Station 13 (Moles Unit 6)
• Calculate the percent by mass of N in
ammonium chloride.
a)
b)
c)
d)
e)
1.05% N
2.61% N
10.5% N
26.1% N
36.6% N
Station 14 (Moles Unit 6)
• A compound consisting of C, H, and O is found to
contain 40.00% C and 6.71% H. The molecular
mass is calculated to be 180.0 g/mol. Determine the
molecular formula of the compound.
a)
b)
c)
d)
e)
CH2O
C3H6O3
C2H4O2
C6H12O6
C18H36O18
Station 14 (Moles Unit 6)
• A compound consisting of C, H, and O is found to
contain 40.00% C and 6.71% H. The molecular
mass is calculated to be 180.0 g/mol. Determine the
molecular formula of the compound.
a)
b)
c)
d)
e)
CH2O
C3H6O3
C2H4O2
C6H12O6
C18H36O18
Station 15 (Stoichiometry Unit 7)
If 1.7 grams of hydrogen is theoretically
produced, what was my actual yield of
hydrogen if my percent yield is 53.6%?
a)
b)
c)
d)
e)
91.1 grams of hydrogen
3.17 grams of hydrogen
0.911 grams of hydrogen
0.304 grams of hydrogen
None of these
Station 15 (Stoichiometry Unit 7)
If 1.7 grams of hydrogen is theoretically
produced, what was my actual yield of
hydrogen if my percent yield is 53.6%?
a)
b)
c)
d)
e)
91.1 grams of hydrogen
3.17 grams of hydrogen
0.911 grams of hydrogen
0.304 grams of hydrogen
None of these
Station 16 (Stoichiometry Unit 7)
P4 + 5O2  P4O10
• Determine the mass of tetraphosphorus
decoxide formed if 25.0 g of phosphorus (P4)
and 50.0 g of oxygen gas are combined.
a)
b)
c)
d)
e)
57.3 grams of P4O10
88.7 grams of P4O10
146 grams of P4O10
25.0 grams of P4O10
50.0 grams of P4O10
Station 16 (Stoichiometry Unit 7)
P4 + 5O2  P4O10
• Determine the mass of tetraphosphorus
decoxide formed if 25.0 g of phosphorus (P4)
and 50.0 g of oxygen gas are combined.
a)
b)
c)
d)
e)
57.3 grams of P4O10
88.7 grams of P4O10
146 grams of P4O10
25.0 grams of P4O10
50.0 grams of P4O10
Station 17 (Stoichiometry Unit 7)
• If the theoretical yield of the reaction is 53.6
grams, what is the percent yield if 51.4 grams is
collected?
a)
b)
c)
d)
e)
1.04%
10.4%
0.96%
95.8%
104%
Station 17 (Stoichiometry Unit 7)
• If the theoretical yield of the reaction is 53.6
grams, what is the percent yield if 51.4 grams is
collected?
a)
b)
c)
d)
e)
1.04%
10.4%
0.96%
95.8%
104%
Station 18 (Stoichiometry Unit 7)
P4 + 5O2  P4O10
If 57.3 grams of tetraphosphorus decoxide
formed when 25.0 g of phosphorus (P4) and
50.0 g of oxygen gas are combined. Some
oxygen gas remains after the reaction. What
mass of O2 remains after the reaction stops?
a)
b)
c)
d)
e)
0.06 grams of O2
49.94 grams of O2
0.03 grams of O2
32.3 grams of O2
17.7 grams of O2
Station 18 (Stoichiometry Unit 7)
P4 + 5O2  P4O10
If 57.3 grams of tetraphosphorus decoxide
formed when 25.0 g of phosphorus (P4) and
50.0 g of oxygen gas are combined. Some
oxygen gas remains after the reaction. What
mass of O2 remains after the reaction stops?
a)
b)
c)
d)
e)
0.06 grams of O2
49.94 grams of O2
0.03 grams of O2
32.3 grams of O2
17.7 grams of O2