OGE 2022 Chemistry. Grade 9. 30 training options for demo version of 2022

The textbook is intended for fundamental preparation for the OGE in chemistry. It contributes to the systematization of knowledge of the graduates and the formation of stable skills in performing tasks in the format of the main state exam.
The book contains the following materials:
- 30 new training options compiled according to the official projects of the specification and demo version of the 2022 year, published on 08/20/2021 on the FIPI website,
- 3 options with detailed solutions And comments on each type of task,
- answers to all training options.
The manual is addressed to ninth graders preparing for the CHE in chemistry and teachers. The book will be useful to teachers to identify gaps in the knowledge of students, to draw up thematic works and conduct current control.
The manual can be used in distance learning