Hey so NEET paper division is as follows

physics: 45 questions

chemistry: 45 questions

physics: the number of questions asked from a particular topic depends upon the importance of that topic that are as follows: 

1.Mechanics - maximum questions are asked from Modern physics, Gravitation & then come to others topics from which 1-2 questions might be asked

2. Electrodynamics- Magnetic Field & Electrostatics 

3. Optics

4. Heat & Thermodynamics

5. SHM & Waves 

Chemistry

organic chem> inorganic chem> physical chem 

Imp topics: Organic chem : Carbonyl compounds, Alcohols,Phenols & Ethers

inorganic chem: d&f block, co-ordination compounds

physical: Equilibrium, thermodynamics, chemical kinetics, electrochemistry

Dear Vishwa,  there are fewer seats allotted in comparison to the number of applicants registered. Therefore, in order to score high marks in the competitive exam, it is important for aspirants to know complete NEET syllabus. Here is the link for complete NEET syllabus. https://medicine.careers360.com/articles/neet-syllabus