CBSE Class 10
Free courses
Science
Chemical Substances
Lesson 3 of 6 • 49 upvotes • 10:30mins
The present basis for the classification of elements has been discussed
6 lessons • 50m
Introduction to the course
5:03mins
Dobereiner’s triads and Newlands Law of Octaves
9:14mins
Modern Periodic Table and the Characteristics of Periods
10:30mins
Mendeleev’s Periodical Table
8:32mins
Characteristics of Groups
8:55mins
Important questions
7:51mins