+7 (727)
344 95 95
Please email us
English
Русский
Қазақша
Subscribe
Profile
Subscription
Balance
Watch history
My library
Notifications
My contests
Поурочные планы
Logout
Русский
Қазақша
Online Mektep
Authorization
Home
Subjects
Contests
Subscribe
Chemistry course
Main
Courses on International standards
Chemistry course
Organic Chemistry
Hydrocarbons
Hydrocarbons
Classification of organic compounds
Naming Organic Compounds
Structural and Geometric Isomerism
Optical isomerism
Organic Reactions
The theory of the chemical structure of organic compounds
Organic chemistry subject
Analytical Tests in Organic Chemistry