CBSE Class 9
Free courses
Science
Matter - Nature & Behaviour
Lesson 5 of 5 • 0 upvotes • 9:46mins
Chemical formula , Molecular Mass , Mole concept
5 lessons • 48m
Basic Laws (in Hindi)
8:21mins
Dalton's Atomic Theory (in Hindi)
9:02mins
Atom (in Hindi)
11:24mins
Molecules (in Hindi)
10:19mins
Chemical formula (in Hindi)
9:46mins