1. Key concepts in chemistry
Atomic Structure
08:21
Isotopes and RAM
06:59
The Periodic Table
06:07
Electronic Arrangements
06:56
Ionic Bonding
11:43
Covalent bonding
12:22
Metallic bonding
05:28
Relative Formula Mass
04:14
Conservation of mass
08:46
Concentration in g/dm3
04:49
Reacting masses
16:27
The mole
06:02