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Tour of the Periodic Table (4.2) (Jazz Sommers) View | |
Periodic Table 4.2-Groups and Families (Andrew Baldwin) View | |
Tour of the Periodic Table (Duell Chemistry) View | |
More of the Periodic Table (Ken Richardson) View | |
4.2 - Periodic Table Regions (SaberChem) View | |
Periodic Table groups (Andrew Boggs) View | |
Tour of Periodic Table.dv (watchmrv) View | |
The Periodic Table: Atomic Radius, Ionization Energy, and Electronegativity (Professor Dave Explains) View | |
Periodic Table for Dummies (HISTORY AND ORGANIZATION) (Coach Wieand Demos) View | |
Chapter 6.2 Classification of Elements (MistaBscience) View |