8th grade. Chemistry. GEF. Levkin A.N.

The problem is included in the system of educational and methodical sets "Success Algorithm" and contains calculated tasks, tasks of increased complexity; Tasks and exercises, developing educational skills, creative and analytical abilities of students. The tasks are grouped on topics studied in the 8th grade of the main school, in the order of increasing their complexity: from simple calculated to the Olympiad. At the end of each chapter, thematic tests are given. The last (ninth) chapter contains algorithms for solving typical tasks.. a large number of various tasks allows the teacher to use them differentiated, taking into account the training and desire of students, and students to organize their own activities.. solidify the federal state educational standard of basic general education.