This video lecture from Carboxylic Acids (F.Sc. second year Chemistry) covers the reactions of carboxylic acids in which complete carboxyl- group participates. It includes reactions in which carboxylic acids are partially reduced to alcohols in the presence of lithium aluminum hydride and the complete reduction to alkanes upon reaction with hydrogen iodide and red phosphorus. Water and iodine are also produced in the latter case. 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.