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Types of Chemical Reactions (initial practice)

Total questions: 14

Worksheet time: 18mins

Name
Class
Date
1.

4Si + S8 --> 2Si2S4

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

2.

3Ca + 2AlCl3 --> 3CaCl2 + 2Al

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

3.

3KOH + H3PO4 --> K3PO4 + 3H2O

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Double replacement

4.

2Pb(NO3)2 --> 2PbO + 4NO2 + O2

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Combustion

5.

3Mg + N2 --> Mg3N2

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Combustion

6.

2NO2 --> N2 + 2O2

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Combustion

7.

2Fe + 3H2SO4 --> Fe2(SO4)3 + 2H2

a)

Synthesis

b)

Decomposition

c)

Single replacement

d)

Combustion

8.

CHx + O2 -> CO2 + H2O

a)

synthesis

b)

decomposition

c)

combustion

d)

double replacement

9.
Which reaction type is the following: AgF + CaCl2 --> AgCl + CaF2
a)
Decomposition
b)
Single Replacement
c)
Synthesis
d)
Double Replacement
10.

C4H10 +O2 --> H2O + CO2

a)

Decomposition

b)

Double replacement

c)

Combustion

d)

Single replacement

11.

TWO reactants become ONE product

a)

Decomposition

b)

Synthesis

c)

Combustion

d)

Single Replacement

12.

Always starts with a hydrocarbon that reacts with oxygen and PRODUCES CARBON DIOXIDE and WATER.

a)

Decomposition

b)

Synthesis

c)

Combustion

d)

Single Replacement

13.

ONE reactant turns into into SEVERAL products.

a)

Decomposition

b)

Synthesis

c)

Combustion

d)

Single Replacement

14.

ONE element replaces another in a compound.

a)

Synthesis

b)

Combustion

c)

Single Replacement

d)

Double Replacement