Unit 8 Test Review - Chemical Reactions

Front

What is essential for a combustion reaction to begin?

Back

Fuel, oxygen and heat are essential for a combustion reaction to begin.

Front

In an endothermic reaction, heat is...

Back

In an endothermic reaction, heat is taken in or absorbed.

Front

In reactions, products must be equal to...

Back

In reactions, products must be equal to reactants.

Front

What do exothermic reactions do?

Back

Exothermic reactions release energy.

Front

Identify the reaction type: C5H10 + O2 --> CO2 + H2O

Back

This is a Complete Combustion reaction.

Front

What is a chemical reaction?

Back

A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.

Front

What is the law of conservation of mass?

Back

The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction.

Front

What is a reactant?

Back

A reactant is a substance that undergoes change during a chemical reaction.

Front

What is a product in a chemical reaction?

Back

A product is a substance that is formed as a result of a chemical reaction.

Front

What is an example of an exothermic reaction?

Back

Combustion of fuels is an example of an exothermic reaction.