Types Of Reactions Quiz

Two elements react to form one product is an example of which type of chemical reaction? 

• combustion
• decomposition 
• synthesis 
• single replacement

Which type of reaction takes place in the presence of oxygen and produces carbon dioxide and water?

• double replacement 
• decomposition 
• combustion 
• single replacement

What kind of reaction is this:
4Fe  +  3O₂ →   2Fe₂O₃ 

• Synthesis
• Decomposition
• Single Replacement 
• Double Replacement

What kind of reaction is this:
2H₂O₂ →2 H₂O + O₂

• Synthesis
• Decomposition
• Single Replacement 
• Combustion

What kind of reaction is this:
2C₃H₇OH +9O₂ -> 6CO₂ + 8H₂O

• Double Replacement
• Combustion
• Single Replacement
• Decomposition

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

• Double Replacement
• Decompostion
• Single Replacement
• Combustion

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

• Single Replacement
• Double Replacement
• Decomposition
• Combustion

In the reaction of K + AgNO₃ what will the products be?

• K and AgNO₃
• Ag and KNO₃
• NO₃ and AgK
• No reaction

If an element is diatomic it should have a subscript of___

• 2, always
• 2, only when it is by itself
• it shouldn't have a subscript, it should have a coefficent

Is this equation balanced?

• yes
• no
• Not enough information