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Chapter 15: Dienes and Aromaticity – Structure, Stability, and Reactions

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Diels-Alder Reaction

  • General Features
    09:48

Molecular Orbital Theory

  • Sigma bond vs. pi bond, which is stronger?
    03:25
  • What’s the difference between sigma and pi bonds?
    02:19
  • What’s the difference between atomic and molecular orbitals?
    11:25

Conjugation Chemistry

  • Conjugated states
    03:27
  • Definition of Conjugation
    05:29
  • Review of Common Resonance Structures
    04:50

Stability of Conjugated Intermediates

  • Stability of Conjugated Intermediates
    04:31

UV-Vis Spectroscopy of Conjugated Alkenes

  • Guided course
    UV-Vis Spectroscopy of  Conjugated Alkenes Concept 1
    1:56
  • Guided course
    UV-Vis Spectroscopy of  Conjugated Alkenes Example 1
    1:33
  • Guided course
    UV-Vis Spectroscopy of  Conjugated Alkenes Concept 2
    3:17

HOMO LUMO

  • HOMO vs. LUMO
    02:35

Resonance Structures

  • How to draw a resonance hybrid.
    03:24
  • The rules you need for resonance:
    03:34
  • How to determine which structure is most stable.
    01:32

Aromaticity

  • Intro to Aromaticity
    08:19

Huckel's Rule

  • Four tests
    10:23

Aromatic Hydrocarbons

  • Determine the aromaticity
    00:39
  • Determine the aromaticity
    01:06
  • Determine the aromaticity
    02:58

Aromatic Heterocycles

  • Determine heterocycle aromaticity
    03:21
  • Heteroatoms
    03:21
  • Determine heterocycle aromaticity
    00:56

Intermolecular Forces

  • How dipole-dipole forces work.
    01:46
  • How IMFs are related to melting and boiling points.
    03:08
  • How Van der Waals forces work.
    03:01