The class can be in groups or one on one . Being a chemistry expert I will be clearing your doubts and taking your chapters sending you notes .. classes available at my place and online also for XI and XII chemistry and biology ..classes will be huddle free and previous year board question will be discussed .. will send the question bank .. extra classes will be given . Result will be Assured if you will follow what I am giving you to learn on daily basis. I am taking the classes from last 15 years . Worked as an pgt chemistry in a well reputed school of Haridwar .. my students scored 100 on 100 in chemistry . The price of the class will be definitely upto to the mark but on weekly basis . I have taken the home tuitions in Delhi for 6 years from class VI-XII and student got 100 percent result . What is required is time and consistency.