Are you a student of Bagchi Sir Chemistry who is taking up coaching classes? While coaching classes of Chemistry will be good for you, you should ensure that you are doing self-study as well. As an experienced chemistry teacher, Shibapratim Bagchi suggests that as a method of learning, self-study means that you study chemistry yourself for a certain duration of time. During this time, you study the subject all by yourself, without the help of anyone present.