Chemical Reactions (Types of Chemical Reactions)

When we combine two simpler substances into a more complex one, it is known as a ______ reaction. 

• Double Replacement

• Single Replacement

• Decomposition

• Combustion

• Synthesis

Chemical reaction below is an example of:

2H₂ + O₂    -->​​   2H₂O​

• Substitution

• Synthesis

• Decomposition

When a more complex compound breaks down into two simpler ones, it is known as a _______ reaction.

• Combustion

• Single Replacement

• Double Replacement

• Synthesis

• Decomposition

One reactant into several products.

• Single Replacement

• Combustion

• Synthesis

• Decomposition

For a Combustion reaction the products will ALWAYS be 

 

• CO₂ + H₂O

• H₂O₂ 

• C_xH_y + O₂

In a ______ reaction, a substance reacts rapidly with oxygen, often producing heat and light.

• Synthesis

• Combustion

• Double Replacement

• Decomposition

• Single Replacement

In a ______ reaction, one element is kicked out or replaced by another element in the reaction.

• Single Replacement

• Combustion

• Synthesis

• Decomposition

• Double Replacement

In which reaction type is an element booted out and replaced by an other element?

• Double Replacement

• Decomposition

• Combustion

• Synthesis

• Single Replacement

In which type of reaction do two simple elements combine together to form a more complex compound?

• Combustion

• Decomposition

• Double Replacement

• Single Replacement

• Synthesis

In which type of chemical reaction do the positive ions switch between two compounds and form two brand new compounds?

• Double Replacement

• Synthesis

• Combustion

• Decomposition

• Single Replacement