CBSE Class 9
Free courses
Science
Matter - Nature & Behaviour
Lesson 7 of 8 • 9 upvotes • 13:15mins
This lesson explains why do atoms combine and take part in chemical reactions. This lesson explains valency in detail. In the end , the lesson also explains everything about noble gases.
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