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