Chapter 9: Periodic Properties of the Elements (Part 1 of 3)

33:36
Chapter 9: Periodic Properties of the Elements (Part 2 of 3)

1:03:05
Chapter 8: The Quantum-Mechanical Model of the Atom - Part 1 of 2

5:19
Periodic Law and the First Periodic Table

39:11
Chapter 9: Periodic Properties of the Elements (Part 3 of 3)

18:49
GENERAL CHEMISTRY explained in 19 Minutes

13:11
Electronegativity! Definition and Examples

54:55
Chapter 10: Chemical Bonding I: The Lewis Model (Part 1 of 2)

55:22