This is final year and this is the time for serious prepratio for jee. you just not only revise +1 syllabus but
revise those chapter with higher difficulty level.
for this you should refer the which is recommended for jee syllabus.
for book list refer the link
and second thing is that now you should give more time to your study.
I hope u have joined any coaching classes for ur JEE prepration ,so just follow them.complete assignment in time.
and you must join Test series to judge urself your prepration level as compair to others.
Just stay calm and focus on understanding rather than mugging.
Please feel free to post as many doubts on our discussion forum as you can.
If you find any question Difficult to understand - post it here and we will get you
the answer and detailed solution very quickly.
We are all IITians and here to help you in your IIT JEE preparation.
All the best.