October 10, 2022 PhD, Associate Professor of the Department “Natural science disciplines” Melnikov Evgeny Alexandrovich held an open lesson on the discipline “Inorganic, organic and analytical chemistry” on the topic “Saturated and unsaturated hydrocarbons. Preparation and chemical properties". During the lecture session, the teacher used an interactive whiteboard on which a presentation on the topic of the lecture was presented, in which the material was shown and presented in an accessible form. The lecture session was conducted taking into account the basic laws of chemistry using the latest scientific research in this field of knowledge. The successful assimilation of the lecture lesson topic was facilitated by the relaxed atmosphere of friendliness on the part of the teacher, the interactive teaching methods used, the interest and active work of the audience. The lecturer is fluent in the material being presented, provides arguments to prove existing concepts, comments on examples, there was constant contact between the teacher and the students. The open lesson was attended by PhD, Associate Professor of the Department R.G. Kondaurov and lecturer of the Department B.E. Tastemirova.