Module 16 Part D: (Secondary Carbons)
                      Sample Test Item:  D. Recognition of 1o, 2o, 3o, 4o carbons & 1o, 2o, 3o hydrogen (Lecture)



A Secondary Carbon Atom (2o) is a carbon atom in a carbon chain which is attached to two other carbon atoms.

A Secondary Hydrogen Atom is a hydrogen atom attached to a secondary carbon atom.