Instructional Video17:11
Catalyst University

Porphobilinogen Deaminase: Physiology, Biochemistry, and Organic Mechanism

Higher Ed
Porphobilinogen Deaminase: Physiology, Biochemistry, and Organic Mechanism
Instructional Video2:56
Professor Dave Explains

Practice Problems: Labeling Carbons

12th - Higher Ed
What's with this hierarchy? Primary, secondary, tertiary... can't all carbons be equal? Well, no. We need to be able to label the degree of substitution of any carbon in an organic molecule so that we can make predictions about the...
Instructional Video9:09
Khan Academy

Markovnikov's Rule and Carbocations, Alkenes and Alkynes, Organic chemistry

10th - Higher Ed
Markovnikov's rule is explained in the context of pent-1-ene and Hydrogen bromide. There is a review of electronegativity, which is helpful for viewers, and a recap of how valence electrons behave. The explanation for Markovnikov's rule...