What should I do for chemistry preparation for mains? How should I revise and what are the main chapters or topics of maximum weightage?
Go through all 4 NCERT books again and again then attempt all the exercise and Questions in between then you can proceed to solve lreviopr years question if JEE Mains you will find a particular pattern in the asking style of JEE main therefore they to understand that and prepare accordingly. The chapters which are considered to be more scoring are chemical bonding then basic organic chemistry.