You can recommended below book to score good marks in chemistry in JEE exam

Physical Chemistry by O.P. Tandon

Organic Chemistry by Paula Bruice Yurkanis

Organic Chemistry by O.P. Tandon

Chemistry XI & XII by NCERT

Good Luck!!

In order to crack BITSAT make sure your concepts are clear. You can take help of NCERT books for that. You should complete NCERT book first for your preparation the you can opt for other books. BITSAT is all about speed. So, you should solve as many as mock test

I am assuming all your concepts are clear so I would suggest you to devote all your time in online mock papers as this would be the best solution because this will be showing all your weak areas and will also help you to learn time management skills during exam.

There is vast syllabus for  physics and weightages have been dsitributed for JEE mains and advanced as per previous year papers:

For JEE mains the most important chapters are as:

• rotational motion - 6.33%
• units and dimensions -5.33%
• waves - 5.01%
• thermodynamics - 6.33%
• moving charges and magnetism - 6.33%

First of all, if you wish to get admission in top NITs in top branches then you will have to get 230-250 as this would be the ideal score and if you talk about BITSAT in most demanding branch CS then as per previous year cut off trend you will

Here are some important tips you can follow for JAM preparation given below.

• Before starting the preparation for IIT JAM you must know about the syllabus and exam pattern and the marking scheme.
• Make a proper preparation strategy and give time to each subject according to their difficulty level and

Firstly I would suggest you to prepare with NCERT books, it will help you to build your concept. then prefer other books given below.

Physics Books:

Concepts of Physics by H. C. Verma

Problems in General Physics by I. E. Irodov

Biology Books:

Trueman's Biology Vol 1 and