Identifying Chemical Reactions

Which type of chemical reaction has two or more reactants to make one product?

• combustion

• single displacement

• double displacement

• synthesis

• decomposition

Tags

NGSS.MS-PS1-5

Identify the following chemical reaction.

Pb + FeSO₄ ----> PbSO₄ + Fe

• Synthesis (or combination)

• Decomposition

• Single displacement

• Double displacement

What reaction has the following general formula:

AB --> A + B

• Synthesis

• Decomposition

• Single Replacement

• Double Replacement

• Combustion

What reaction has the following general formula:

A + CD --> C + AD

• Synthesis

• Decomposition

• Single Replacement

• Double Replacement

• Combustion

What reaction has the following general formula:

AB + CD --> CB + AD

• Synthesis

• Decomposition

• Single Replacement

• Double Replacement

• Combustion

What reaction has the following general formula:

A + B --> AB

• Synthesis

• Decomposition

• Single Replacement

• Double Replacement

• Combustion

Tags

NGSS.MS-PS1-2

Which chemical reaction always starts with a hydrocarbon that reacts with oxygen and produces carbon dioxide and water?

• Decomposition

• Synthesis

• Combustion

• Single Replacement

Which of the following represents a double replacement reaction?

• A + B > AB

• AB > A + B

• A + BC > AB + C

• AB + CD > AC + BD

Which of the following is a double replacement reaction?

• NaCl + AgNO₃ > NaNO₃ + AgCl

• Fe + CuSO₄ > FeSO₄ + Cu

• Cu + SO₄ > CuSO₄

Which of the following is always a reactant in a combustion reaction?

• CO₂

• H₂O

• O₂

• Both CO₂ + H₂O