Single Double Replacement

What kind of reaction is this:
Fe + CuSO₄ -> Cu + FeSO₄

• Double Replacement

• Decompostion

• Single Replacement

• Combustion

Answer explanation

Reactants: a single element and a compound

Products: a new compound and a different single element

Ex: A + BC --> AC + B

The reaction below is an example of?
AgNO₃ + NaCl → AgCl + NaNO₃

• Single Replacement

• Double Replacement

• Decomposition

• Combustion

Answer explanation

Reactants: 2 compounds

Products: 2 new compounds

(a.k.a. ion swap)

Ex: AB + CD --> AD + CB

Which type of reaction can be recognized by the general pattern?
A + BC--> AC + B

• Decomposition

• Combustion

• Single Replacement

• Double Replacement

Answer explanation

Reactants: a single element and a compound

Products: a new compound and a different single element

Which of the following general formulas represents a single-displacement reaction?

• AB → A + B   

• A + B → AB

• A + BC → AC + B

• AB + CD → AD + CB

Answer explanation

Reactants: a single element and a compound

Products: a new compound and a different single element

The equation H₃PO₄ + 3KOH --> K₃PO₄ + 3H₂O is an example of which type of reaction?

• combustion

• decomposition

• single replacement

• double replacement

• synthesis

Answer explanation

Reactants: 2 compounds

Products: 2 new compounds

Ex: AB + CD --> AD + CB

The cations in two compounds switch. 

• Synthesis

• Combustion

• Single Replacement

• Double Replacement

Answer explanation

Reactants: 2 compounds

Products: 2 new compounds

Ex: AB + CD --> AD + CB

What kind of reaction is this:
 CaCO₃ + Ag₂SO₄ → CaSO₄ + Ag₂CO₃ 

• Decomposition

• Single Replacement

• Double Replacement

• Combustion

Answer explanation

Reactants: 2 compounds

Products: 2 new compounds

Ex: AB + CD --> AD + CB

• Combination

• Decomposition

• Single Replacement

• Double Replacement

• Combustion

• Combination

• Decomposition

• Single Replacement

• Double Replacement

• Combustion

Identify the following chemical reaction.

Pb + FeSO₄ ----> PbSO₄ + Fe

• Synthesis (or combination)

• Decomposition

• Single displacement

• Double displacement