ELECTRON CONFIGURATION
http://wiki.chemprime.chemeddl.org/images/d/dd/Filling_Subshells_in_Electron_Configurations_.jpg
SHORT VIDEO-LECTURE
CONFIGURATION
http://www.youtube.com/watch?v=FmQoSenbtnU MORE ELECTRON
CONFIGURATION
http://www.youtube.com/watch?v=1TZA171yxY4 VALENCE
ELECTRONS
http://www.youtube.com/watch?v=5N6JYY_QDw8 THREE RULES TO
DETERMINE ORBITAL DIAGRAMS
http://www.youtube.com/watch?v=qwacq133QHs ELECTRON
CONFIGURATION