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$Thumbnail for entry electron diffraction$ 01:35 electron diffraction electron diffraction	electron diffraction from Alom Shahafull video: https://www.youtube.com/watch?v=IYnU4T3jbgA electrons beam pattern light graphite diffraction voltage screen image magnet particles students separators thing wavelength energies rings energy circles dot From John Terning 0 likes 22 plays 0
10:44 118CSpr21L22p3 118CSpr21L22p3	118CSpr21L22p3 Introduction to Pyridines substitution pyridine acid position wednesday electrons resonance nitrogen things midterm stuff proton nmr ring pair rings groups activators yield director From Sarah Lievens 0 likes 273 plays 0
19:04 118CSpr21L21p2 118CSpr21L21p2	118CSpr21L21p2 Nomenclature of Heterocycles carbon things ring heterocycle phosphorus nitrogen molecules lot cyclo priority atom position bit rings benzene names pharmaceuticals shape oxygen aromatics From Sarah Lievens 0 likes 303 plays 0
15:00 118CSpr21L21p3 118CSpr21L21p3	118CSpr21L21p3 Reactions of Aliphatic Heterocycles heterocycle nucleophile ring nitrogen things side reactions rings bit nucleophiles ethers strain sulfur monday conditions cyclopropane oxygen sorts energy epoxide From Sarah Lievens 0 likes 314 plays 0
11:24 118AFall20L8p3 118AFall20L8p3	118AFall20L8p3 Bicyclic Ring Systems ring lot cyclohexane rings systems groups edge angles pentane methyl molecules carbons sort stereochemistry kind chairs bit things chair molecule From Sarah Lievens 0 likes 666 plays 0
28:16 118AFall20L7p3 118AFall20L7p3	118AFall20L7p3 Ring Strain strain bit bond ring angle bonds cyclopropane carbon rings angles wiggle cyclohexane butane cycle energy cycler hydrogen edge degrees carbons From Sarah Lievens 0 likes 693 plays 0
09:44 118AFall20L7p2 118AFall20L7p2	118AFall20L7p2 Cis vs. Trans stereochemistry groups ring rings cl things substituents brag cis front cyclohexane sides side bonds wedge rotation bit position chapter alkenes From Sarah Lievens 0 likes 638 plays 0
16:14 118AFall20L4p3 118AFall20L4p3	118AFall20L4p3 Introduction to Alkanes ch2 carbons ch3 alkanes butane carbon things choices propane isomers ends formula structure thursday bonds gas nomenclature hydrogen rings circle From Sarah Lievens 0 likes 630 plays 0