Classifying Chemical Reactions

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

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

Which type of chemical reaction usually results in the formation of a precipitate?

• Synthesis

• Double-Replacement

• Decomposition

• Combustion

What is the product of the decomposition reaction 2H2O 🡪 2H2 + O2?

• H2O

• H2

• O2

• H2 + O2

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

In the reaction CH4 + 2O2 🡪 CO2 + 2H2O, what is the reactant that is being burned?

• CH4

• H2O

• CO2

• O2

Tags

NGSS.MS-PS1-1

In the reaction Fe(s) + CuSO4(aq) 🡪 FeSO4(aq) + Cu(s), which element is replacing another in the compound?

• O

• SO4

• Cu

• Fe

What is the product of the double replacement reaction NaCl(aq) + AgNO3(aq) 🡪 NaNO3(aq) + AgCl(s)?

• AgNO3

• NaCl

• AgCl

• NaNO3

Tags

NGSS.MS-PS1-2

In the reaction 2H2O2 🡪 2H2O(l) + O2(g), what type of chemical reaction is occurring?

• Combustion

• Single-Replacement

• Decomposition

• Synthesis

What is the product of the combustion reaction CH3CH2OH + 3O2 🡪 2CO2 + 3H2O?

• CH3CH2OH

• H2O

• O2

• CO2

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

What is the product of the double replacement reaction NaHCO3(s) + HC2H3O2(l) 🡪 H2CO3(aq) + NaC2H3O2(aq)?

• NaHCO3

• NaC2H3O2

• H2CO3

• HC2H3O2

Tags

NGSS.MS-PS1-2