This video lecture from Group VA and Group VIA Elements (F.Sc. second year Chemistry) covers the reactions of sulfuric acid involving oxidation. Sulfuric acid reduces to sulfur dioxide by oxidizing carbon to carbon dioxide, sulfur to sulfur dioxide, hydrogen sulfide to sulfur and acid halides to their respective diatomic molecules. The lecture also covers some other reactions with like sulfonation of benzene and with the oxidizing agents. 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.