Review Unit 7 - Chemical Reactions

• Energy

• Catalyst

• Heat

• Reactant

• 3:1:2

• 2:2:3

• 4:2:1

• 2:1:2

• combustion

• single replacement

• synthesis

• decomposition

Balance the following equation.

• 2:1:1:2

• 1:2:1:2

• 2:3:2:2

• 1:2:2:1

What type of reaction is the following?

• combustion

• single replacement

• synthesis

• decomposition

• Solid

• liquid

• gas

• aqueous solution

• Solid

• liquid

• gas

• aqueous solution

Balance the following equation.

• 1:6:1

• 1:2:2

• 1:6:4

• 3:18:12

What type of reaction is this equation?

• double replacement

• decomposition

• single replacement

• synthesis