Chemistry. Grade 8-9. Training and verification work

The proposed manual contains training and verification work located in the order of studying the topics of the chemistry in grades 8 and 9. The completion of tasks provides for calculations according to chemical formulas of substances, a description of the information that can be obtained about the substance according to its chemical formula, the preparation of reaction equations according to the given schemes, the solution of calculating problems, the theoretical solution of experimental problems, etc. Questions and exercises that differ in the nature of cognitive activity (for reproduction, according to the model, partially search using various sources of knowledge, etc)
The manual is addressed to teachers working on the educational and methodological kit G. E. Rudzitis and F. G. Feldman, as well as students to organize independent work with the textbook of the house