48:17

C1L3 (A): Alcohols, Ethers, and Thiols

39:25

C1L3 (B): Aldehydes and Ketones

35:10

C1L4 (A): Carboxylic Acids, Esters, and Fats

25:18

C1L4 (B): Amines and Amides

39:01

C2L2: Synthetic Condensation Polymers, and Natural Polymers

47:11

C1L1: Alkanes

33:01

C3L2: The Quantum Mechanical Model of the Atom, and Quantum Numbers

48:54

C3L1: Early Atomic Theories and the Origins of Quantum Theory, and Bohr’s Model of the Atom