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Worksheetschemical reactions unit review
Total questions: 13
Worksheet time: 2hrs 33mins
Name
Class
Date
1.
2 NaBr + 1 Ca(OH)2 ----> 1 CaBr2 + 2 NaOH
a)
Synthesis (or combination)
b)
Decomposition
c)
Single displacement
d)
Double displacement
2.
2 NH3+ 1 H2SO4 ----> 1 (NH4)2SO4
a)
Synthesis (or combination)
b)
Decomposition
c)
Single displacement
d)
Double displacement
3.
3 Pb + 2 H3PO4 ----> 3 H2 + 1 Pb3(PO4)2
a)
Synthesis (or combination)
b)
Decomposition
c)
Single displacement
d)
Double displacement
4.
1 Li3N + 3 NH4NO3 ----> 3 LiNO3 + 1 (NH4)3N
a)
Synthesis (or combination)
b)
Decomposition
c)
Single displacement
d)
Double displacement
5.
CaCO3 ----> CaO + CO2
a)
Synthesis (or combination)
b)
Decomposition
c)
Single displacement
d)
Double displacement
6.
__Al + __Fe3N2 -->__AlN + __Fe
a)
already balanced
b)
4,2,4,6
c)
2,1,2,3
d)
1,2,1,3
7.
__Na + __Cl2 --> __NaCl
a)
1,1,2
b)
2,1,2
c)
2,1,1
d)
already balanced
8.
__NaClO3 --> __NaCl + __O2
a)
2,2,2
b)
2,2,3
c)
3,2,2
d)
1,2,3
9.
Predict the products for the following reactants.
C6H12 + O2 -->
C6H12 + O2 -->
a)
CO + H2
b)
CO2 + O2
c)
C3H6O
d)
CO2 + H2O
10.
Predict the products for the following reactants.
Mg + I2 -->
Mg + I2 -->
a)
MgI
b)
MgI2
c)
Mg + I2
d)
Mg2I
11.
Predict the products for the following reactants.
Na + MgCl2 -->
Na + MgCl2 -->
a)
NaCl + Mg
b)
NaCl2 + Mg
c)
No Reaction
d)
NaMgCl2
12.
Predict the products for the following reactants.
Al + O2 -->
Al + O2 -->
a)
AlO
b)
AlO2
c)
Al2O3
d)
Al2O
13.
Predict the products for the following reactants.
K2CO3 + BaCl2 -->
K2CO3 + BaCl2 -->
a)
No Reaction
b)
KCl + BaCO3
c)
K2Cl + BaCO3
d)
KCl2 + BaCO3
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