Unlike standard textbooks (like those by Gabrielyan), Nekrasova's task cards are often intended as assessment material for teachers, making official "reshebniks" less common in public retail.
It is designed primarily for Organic Chemistry , which is the standard curriculum for the 10th grade in Russia.
Alkanes, alkenes, alkynes, and aromatic compounds (arenes). reshebnik nekrasova l.i khimiia 10 klass kartochki zadanii
A "reshebnik" is a collection of solved problems. Regarding this specific title:
The book (Chemistry. 10th Grade. Task Cards) by L.I. Nekrasova is a widely used pedagogical resource published by the "Lyceum" (Лицей) publishing house in Saratov. Overview of the Publication Author: L.I. Nekrasova. Publisher: Lyceum (Лицей), Saratov. A "reshebnik" is a collection of solved problems
Teachers frequently include these tasks in their work programs as "didactic material" to supplement the main textbook, such as the Gabrielyan Organic Chemistry series. Typical Content Found in the 10th Grade Cards
Рабочая программа по химии 10 класс.(2 часа) - Инфоурок Task Cards) by L
Butlerov's theory and isomerism.