CBSE Class 9
Free courses
Science
Matter - Nature & Behaviour
Lesson 1 of 8 • 84 upvotes • 3:06mins
This lesson provides an overview of what topics will be covered in the course and how the course will help you score better.
8 lessons • 1h 31m
Overview of the Course
3:06mins
Electrons
11:59mins
Protons and Neutrons
13:02mins
Rutherford's Model of Atom
11:43mins
Bohr's Model of Atom
12:07mins
Electronic Configuration of Elements
13:06mins
Valency
13:15mins
Isotopes
12:56mins