If you want to crack AIIMS paper make sure your concepts are clear.

Yes, your chances will be good to carck AIIMS if you have complete your NCERT book and you have solved previous year papers. 

You should focus on important topics as well to carck AIIMS. Below are the some important topics

Important Topics for AIIMS:

Here is a list of a few important topics that will help you to prepare for AIIMS

Biology:  Systematics, Genetics, Cells, Ecology and Human Health & Diseases are especially important.

Chemistry: General Organic Chemistry (EXTREMELY IMPORTANT), Hydrocarbons, Equilibria, Bonding etc. Also, be very thorough with reactions of p-block elements.

Physics: Modern Physics, Waves, Heat and Thermodynamics, Ray Optics etc.

Apart from NCERT you can also focus on below recommended books

Physics:

CBSE PMT by P. Aggarwal (set of 3 Volumes)

HC Verma (Volume 2)

Biology:

Pradeep’s

Trueman’s Biology (Volume 1 and 2)

AC Dutta for Botany (Oxford Publication)

MTG (Biology Today) CBSE PMT (magazine)

Chemistry:

ABC Chemistry

Organic Chemistry: Arihant Publications, Morrison Boyd

Physical Chemistry: Peter Atkins and Julio de Paul

A New Pattern Textbook of Inorganic Chemistry for Competitions by O P Tandon

Objective NCERT at your fingertips Chemistry by MTG

Good Luck!!