When we talk about hydrocarbons in chemistry, these are nothing but organic compounds composed of carbon and hydrogen elements. However, in class 11 when we study this topic which is found in chapter 13 of CBSE books, we need to learn about many things like the classification of hydrocarbons, alkanes, alkenes, alkynes, carcinogenicity and toxicity as well as understand equations, solve different problems, and more. Hence, to make studying more fun and easy, free CBSE revision notes for class 11 Chemistry chapter 13 – hydrocarbons are available here for download. Students can refer these notes which contain detailed explanations to all the important chapter topics. Using these notes will enable students to understand each topic clearly and ultimately come out with flying colours in the exams.