electrophoresis-lesson plan

1. Lesson Plan
1. Lesson Identity
Name of subject : Chemistry
Class/semester : XII/2
Topics : Electrophoresis
Time allocation : 20 minutes
2. Objective
Students are able to understand about electrophoresis and the application use of
electrophoresis in daily life.
3. Learning materials:
 The explanation about electrophoresis
 Factors that can influence the electrophoresis
 Useable of electrophoresis in daily life
4. Teaching Learning Process
Steps Activities Time
Step 1.
Entering classroom
 Saying greeting
 Checking the classroom, e.g. respond to
the situation
1’
Step 2.
Opening lesson
 Giving motivation to learn to the students
 Focusing learning activities, e.g. introduce
learning objectives
3’
Step 3.
Conducting lesson
 Asking students of the definition of
solution
 Asking students of the influence factors of
electrophoresis
 Giving information of the mechanism of
electrophoresis with the example use in
industry or daily life.
 Asking students to determine some of the
advantages and disadvantages of
12’

2. electrophoresis
Step 4.
Ending lesson
 Summarizing lesson
 Giving task for home works
3’
Step 5.
Leaving classroom
 Saying goodbye 1’
5. Evaluation (task home work)
1. Explain by your own word what do you know about electrophoresis!
2. Explain the technique also the factors influencing of the electrophoresis use in
Cottrell method!
3. Give an example the use of electrophoresis that you can find in your daily life!
4. How can you determine the speed of the colloid particles in electrophoresis?
5. Please set one method to determine the charge of colloidal particles!