PAR 4.5 ENERGY, RATE OF A REACTION

• Scheikunde
• Middelbare school
• vwo
• Leerjaar 3

PARAGRAPH 4.5 

ENERGY, RATE OF A REACTION

What Energy sources did we use today? 

Think for yourself and write it down (3 minutes)

Share with your neighbour (2 minutes)

Exchange with the class (3 minutes)

What types of energy did we use today?

Think for yourself and write it down (2 minutes)

Share with your neighbour (1 minutes)

Exchange with the class (2 minutes)

What energy conversions did we do today? 

Think for yourself and write it down (2 minutes)

Share with your neighbour (1 minutes)

Exchange with the class (2 minutes)

YOU WILL LEARN

- what chemical energy is, how to draw a reaction profile diagram and how to indicate activation energy and reaction energy in this diagram

- to show the energy effect of a catalyst in a reaction profile diagram

- to use the collision theory to explain the difference in the rat of a reaction..

rate of a reaction

1. type of substance

rate of a reaction

1. surface area
   

rate of a reaction

1. concentration
   

rate of a reaction

rate of a reaction

1. temperature

rate of a reaction

catalyst

Energydiagram exothermic reaction

Energydiagram endothermic reaction

https://youtu.be/eSInI1xHvh4?si=LPrL5Pk_neFbd1Id

collision theory

collision theory 

explains:

• concentration
• surface area
• temperature

working on assignments

do old assignments 

Chapter 4.5

45-51 (p.124-125)

Or 

New ones if you are done:

53+54 (p.125)