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Worksheetsrxns quiz review
Total questions: 10
Worksheet time: 17mins
Name
Class
Date
1.
What type of chemical rxn is this?
Cl2 + KI --> I2 + 2KCl
a)
Synthesis
b)
Single Replacement
c)
Double Replacement
d)
Decomposition
2.
What type of chemical rxn is this?
Ca + MgCl2 --> CaCl2 + Mg
a)
Decomposition
b)
Combustion
c)
Synthesis
d)
Single Replacement
3.
What type of reaction is this?
NaOH + MgSO3 --> Mg(OH)2 + Na2SO3
a)
Single Replacement
b)
Double Replacement
c)
Combustion
d)
Synthesis
4.
What type of reaction involves the production of CO2 and H2O usually?
a)
Synthesis
b)
Decomposition
c)
Combustion
d)
Activity Series
5.
Which chemical reaction breaks down into 2 substances?
a)
Double Replacement
b)
Single Replacement
c)
Synthesis
d)
Decomposition
6.
Balance this equation-
__P4 + __O2 --> __P2O3
__P4 + __O2 --> __P2O3
a)
it is already balanced
b)
2, 1, 3
c)
1, 2, 3
d)
1, 3, 2
7.
Balance this equation.
_CH4 + _O2 --> _CO2 + _H2O
_CH4 + _O2 --> _CO2 + _H2O
a)
1,2,1,1
b)
2,1,2,1
c)
1,2,1,2
d)
0,2,0,2
8.
BaF2 + K3PO4 --> Ba3(PO4)2 + KF
What coefficient goes in front of K3PO4?
What coefficient goes in front of K3PO4?
a)
1
b)
2
c)
3
d)
4
9.
Balance this reaction: ____ RbNO3 + ____ BeF2 ----> ____ Be(NO3)2 + ____ RbF
a)
1,1,1,1
b)
1,2,1,1
c)
2,1,1,2
d)
2,1,2,1
10.
Balance this equation
_Al +_HCl --> _H2 +_AlCl3
_Al +_HCl --> _H2 +_AlCl3
a)
2, 6, 3, 2
b)
it is already balanced
c)
4, 12, 3, 4
d)
2, 1, 4, 5
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