Chemistry. Difficult tasks of the OGE. Preparing for the exam. Alexandrova M.A., Shchelkanova G.V.

The manual contains tasks corresponding to the OGE format, increased and high levels of complexity with decisions and answers drawn up in accordance with the requirements, include modules with tasks for independent solutions and brief answers to them. The authors of the manual are practitioners who have experience in preparing graduates for the OGE and are experts of subject commissions, which guarantees a high level and relevance of the material presented. The selection of the content was based on the analysis of typical errors made by the participants of the OGE of previous years. The content of the manual allows you to organize the preparation of students for the GIA and in the lesson, and in extracurricular activities; Provides the possibility of independent preparation of students to solve tasks of an increased level of complexity, self -testing and self -assessment of the level of assimilation of the material, the formation of the skill of solving problems. A large number of tasks and keys to self -control provide the assimilation of theoretical material and consolidating the skills of solving chemical problems, the systemic performance of all tasks will eliminate typical errors when performing examination work. The manual will be useful to those who are preparing for the OGE and plans to get a high score.