Unified State Exam. Chemistry

In the handbook from the popular online school 'Umskul', you will find everything necessary for successfully passing the Unified State Exam 2025 in chemistry! The book breaks down all the topics of the school curriculum for grades 8–11: you will be able to easily review the material you have already studied and gain new knowledge. Only the truly necessary information for the exam on the sections 'Organic Chemistry', 'Hydrocarbons', 'Oxygen-Containing Compounds', and 'Nitrogen-Containing Compounds' is presented clearly and understandably, and is accompanied by examples of chemical reactions and comments. Along with the theory, there are training exercises with answers and explanations. This guide will also be useful for teachers and tutors when planning and conducting lessons.