Types of Reaction

Two Reactants and One Product

• Decomposition

• Synthesis

• Combustion

• Single Replacement

Always starts with a Hydrocarbon that reacts with oxygen and produces carbon dioxide and water. 

• Decomposition

• Synthesis

• Combustion

• Single Replacement

One element replaces another in a compound.

• Synthesis

• Combustion

• Single Replacement

• Double Replacement

Ions in two compounds switch. 

• Synthesis

• Combustion

• Single Replacement

• Double Replacement

What type a reaction is taking place in this picture?

• Synthesis

• Decomposition

• Single Replacement

• Double Replacement

3KOH + H₃PO₄ --> K₃PO₄ + 3H₂O

• Synthesis 

• Decomposition

• Single displacement

• Double displacement

C₄H₁₂ + O₂ → CO₂ + H₂O

• Synthesis

• Combustion

• Single Replacement

• Double Replacement

At the end of chemical reactions, what is the total mass of the reactants compared to the total mass of the products?

• the product is doubled

• the product is half the mass of the reactants

• the mass is the same

• the mass changes depending on the reaction

Which of the following is the general formula for a decomposition reaction?

• A + B  → AB

• AB → A + B

• AB + C → AC + B

• AB + CD → AC + BD

Balance this equation:
 __Li + __Cl₂ -> __LiCl

• 2Li + Cl₂ -> 4LiCl₂

• 2Li + Cl₂ -> LiCl₂

• 2Li +  Cl₂ -> 2LiCl