Review for Exothermic and Endothermic Reactions Test

Front

What type of chemical reaction will feel hot?

Back

Exothermic

Front

What is the energy of products in a chemical reaction?

Back

The total energy contained in the products after the reaction has occurred.

Front

What type of chemical reaction occurs during all combustion reactions?

Back

Exothermic

Front

What is activation energy?

Back

The minimum amount of energy required to initiate a chemical reaction.

Front

How much energy is needed to get an exothermic reaction going?

Back

A small amount.

Front

What is an endothermic reaction?

Back

A reaction that absorbs energy from its surroundings, usually in the form of heat.

Front

What is an example of an exothermic reaction?

Back

Combustion of fuels, such as burning wood or gasoline.

Front

What happens to the temperature of the surroundings during an exothermic reaction?

Back

The temperature of the surroundings increases.

Front

What is the difference between exothermic and endothermic reactions?

Back

Exothermic reactions release energy, while endothermic reactions absorb energy.

Front

What is a common example of an endothermic reaction?

Back

Photosynthesis in plants.