XI -3 #8 - The Octet Rule - Periodic Classification of Elements
12:14
XI -3 #9 - s-Block Elements- Periodic Classification of Elements
10:10
Why DO elements expand their octet?
22:02
Limitations Of Octet Rule - Chemical Bonding And Molecular Structure (Part 4)
5:36
The Expanded Octet Rule
5:34
Transition Metals | Periodic table | Chemistry | Khan Academy
1:03:43
Cómo hablar
59:42
[ QUIMICA FREE ] - TABLA PERIODICA I - Descripción de la TP - Grupos y periodos
1:00:11