Review for Exothermic and Endothermic Reactions Test

What does the word "Endothermic" mean?

• To absorb

• To release

What chemical reaction type is defined as "the energy that is used in a chemical reaction is primarily in the form of heat"?

• Exothermic

• Endothermic

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

• A small amount

• A large amount

• A balanced amount

• None

Endothermic reactions require a large and nearly constant input of energy for the reaction to happen or continue.

• True

• False

Which type of chemical reaction does this graph belong to?

• Exothermic

• Endothermic

In this diagram, what should be in the spot labelled "A"?

• Energy of Reactants

• Energy of Products

• Activation Energy

• Energy Released

• Energy Absorbed

In this diagram, what should be in the spot labelled "B"?

• Energy of Reactants

• Energy of Products

• Activation Energy

• Energy Released

• Energy Absorbed

In this diagram, what should be in the spot labelled "C"?

• Energy of Reactants

• Energy of Products

• Activation Energy

• Energy Released

• Energy Absorbed

In this diagram, what should be in the spot labelled "D"?

• Energy of Reactants

• Energy of Products

• Activation Energy

• Energy Released

• Energy Absorbed

Which type of chemical reaction does this chemical equation describe?

• Exothermic

• Endothermic