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Lessons
6 lessons • 50m
Introduction to the course
5m 03s
Dobereiner’s triads and Newlands Law of Octaves
9m 14s
Modern Periodic Table and the Characteristics of Periods
10m 30s
Mendeleev’s Periodical Table
8m 32s
Characteristics of Groups
8m 55s
Important questions
7m 51s