Collision Model and Activation Energy

What affects the rate of a reaction?

• The orientation of molecules

• The amount of molecules

• The type of molecules

• The temperature

What are the three requirements for a reaction to occur?

Which aspect of the graph correlates with the transition state?

• A

• B

• C

• D

Which aspect of the graph correlates with the activation energy?

• A

• B

• C

• D

As temperature increases, the rate of a reaction...

• Increases

• Decreases

What is on the y-axis of an Arrhenius plot?

Do molecules react every time they collide with each other?

• Yes

• No

Which graph indicates an endothermic reaction?

• First

• Second