This video lecture from Fundamental Principles of Organic Chemistry (F.Sc. second year Chemistry) covers Functional groups. These are sets of atoms or bonds which give a special chemical function to an organic compound. Alkanes containing single bond, alkenes (double bond), alkynes (triple bond), alkyl halides or halo-alkanes (halo- group), Alcohols (hydroxyl- group), Amines and Imines (amino and imino group), Benzene derivatives (aromatic compounds), ethers (ether linkage) and finally aldehydes and ketones containing carbonyl- functional group are discussed in detail with examples. Find more e-learning material and educational video lectures in Urdu at maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.