Modern Periodic Table
12:35
Mendeleev Periodic Table
1:00:11
What is the Periodic Table? How are Elements Organized?
9:49
What is an Atom ?
3:05
La Chanson du tableau périodique (VERSION 2018 !)
11:58
Newton's Laws of Motion
17:58
Acids Bases and Salts
56:17
Understanding the Periodic Table - Elements, Atoms, Isotopes
1:14:12