(Chemistry) 1: A simple model of the atom, symbols, relative atomic mass,electronic charge and isotopes
By: Esther T
1.1.1 And 1.1.2, 1.1.3 The development of the model of the atom, 1.1.4, 1.1.5 , 1.1.6, 1.1.7 (Relative Charge Of Subatomic Particles) (Size And Mass If Atoms) (Relative Atomic Mass) (Electron Configuration)...