orbitals, the basics: atomic orbital tutorial — probability, shapes, energy |crash chemistry academy Published 12 years ago • 1.7M plays • Length 14:28 Download video MP4 Download video MP3 Similar videos 5:23 where do electrons get energy to spin around an atom's nucleus? 20:28 what is spin? a geometric explanation 10:55 hybridization of atomic orbitals - sigma & pi bonds - sp sp2 sp3 14:57 quantum numbers tutorial — explained practice problems part i: crash chemistry academy