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- 1. Multiple Choice
What type of chemical reaction is represented by the equation 2Na(s) + Cl2(g) 🡪 2NaCl(s)?
Combustion
Decomposition
Single-Replacement
Synthesis
- 2. Multiple Choice
In which type of chemical reaction does one reactant break down into 2 or more products?
Double-Replacement
Synthesis
Decomposition
Combustion
- 3. Multiple Choice
What type of chemical reaction is characterized by the burning of a substance with oxygen as a reactant and carbon dioxide and water as products?
Combustion
Decomposition
Synthesis
Single-Replacement
- 4. Multiple Choice
When one element replaces a similar element in a compound, it is an example of which type of chemical reaction?
Synthesis
Decomposition
Combustion
Single-Replacement
- 5. Multiple Choice
What type of chemical reaction involves two ionic compound reactants switching ions to form two new ionic compound products?
Double-Replacement
Single-Replacement
Combustion
Decomposition
- 6. Multiple Choice
Which type of chemical reaction usually results in the formation of a precipitate?
Synthesis
Double-Replacement
Decomposition
Combustion
- 7. Multiple Choice
What is the product of the decomposition reaction 2H2O 🡪 2H2 + O2?
H2O
H2
O2
H2 + O2
- 8. Multiple Choice
In the reaction CH4 + 2O2 🡪 CO2 + 2H2O, what is the reactant that is being burned?
CH4
H2O
CO2
O2
- 9. Multiple Choice
What is the product of the single replacement reaction Cu + 2AgNO3 🡪 Cu(NO3)2 + 2Ag?
Ag
AgNO3
Cu
Cu(NO3)2
- 10. Multiple Choice
In the reaction Fe(s) + CuSO4(aq) 🡪 FeSO4(aq) + Cu(s), which element is replacing another in the compound?
O
SO4
Cu
Fe
- 11. Multiple Choice
What is the product of the double replacement reaction NaCl(aq) + AgNO3(aq) 🡪 NaNO3(aq) + AgCl(s)?
AgNO3
NaCl
AgCl
NaNO3
- 12. Multiple Choice
In the reaction 2H2O2 🡪 2H2O(l) + O2(g), what type of chemical reaction is occurring?
Combustion
Single-Replacement
Decomposition
Synthesis
- 13. Multiple Choice
What is the product of the combustion reaction CH3CH2OH + 3O2 🡪 2CO2 + 3H2O?
CH3CH2OH
H2O
O2
CO2
- 14. Multiple Choice
In the reaction Pb(NO3)2(aq) + KI(aq) 🡪 KNO3(aq) + PbI2(s), what type of chemical reaction is taking place?
Synthesis
Decomposition
Double-Replacement
Combustion
- 15. Multiple Choice
What is the product of the double replacement reaction NaHCO3(s) + HC2H3O2(l) 🡪 H2CO3(aq) + NaC2H3O2(aq)?
NaHCO3
NaC2H3O2
H2CO3
HC2H3O2
- 16. Match
Match the following reactions
Synthesis
2 or more reactants combine to make 1 product
Decomposition
1 reactant breaks down into 2 or more products
Combustion
A reaction in which one element replaces a similar element in a compound
Single-Replacement
A reaction in which two ionic compound reactants switch ions, forming two new ionic compound products
Double-Replacement
A reaction in which a substance reacts with oxygen gas and always produces carbon dioxide and water
- 17. Categorize
Organize these reactions into the right categories
(a) Synthesis , (b) Decomposition , (c) Single Replacement , (d) Double Replacement2Na + Cl2 🡪 2NaCl
H2O + SO3 🡪 H2SO4
2Al + 3I2 🡪 2AlI3
2H2O 🡪 2H2 + O2
H2CO3 🡪 H2O + CO2
2H2O2 🡪 2H2O + O2
Cu + 2AgNO3 🡪 Cu(NO3)2 + 2Ag
Zn + CuSO4 🡪 ZnSO4 + Cu
Fe + CuSO4 🡪 FeSO4 + Cu
Pb(NO3)2 + KI 🡪 KNO3 + PbI2
NaCl + AgNO3 🡪 NaNO3 + AgCl
NaHCO3 + HC2H3O2 🡪 H2CO3 + NaC2H3O2
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