قراءة كتاب أقدم وأهم في الكمياء العضوية انجليزي مؤلف أجنبي اون لاين

قراءة كتاب أقدم وأهم في الكمياء العضوية انجليزي pdf THIS part of the work commences the consideration of the complicated but most important series of bodies known as tbe Aromatic Compounds. It contains, after an introduction, a description of the mode of formation, and of the properties, of the Aromatic Hydro- carbons and their derivatives, together with an historical discussion of their isomeric modifications. The constitution of Benzene and the characteristic reactions of its di-substitution products are then fully explained. Next follows a review of all the important Benzene Derivatives, so that the part now published forms a complete chapter of the ever-increasing volume of Aromatic Chemistry. .