hey,

chapter wise weightage for physics class 11

1. physical world and measurement - 2 percent

2. kinematics - 3 percent

3. laws of motion - 3 percent

4. work ,power and energy - 4 percent

5. motion of system of particles and rigid body - 5 percent

6. gravitation - 2 percent

7. properties of bulk matter - 3 percent

8. thermodynamics - 9 percent

9. behaviour of perfect gas and kinetic theory - 3 percent

10. oscillations and waves - 3 percent

class 12th physics

1. electronics - 9percent

2. current electricity - 8 percent

3. magnetics effect of current and magnetism - 5 percent

4. electromagnetics induction and alternating current

5. electromagnetics waves - 5 percent

6. optics - 10 percent

7. dual nature of matter and radiation - 6 percent

8. atoms and nuclei - 3 percent

9. electronics devices - 9 percent

for chemistry and biology kindly go through the link

https://medicine.careers360.com/articles/neet-chapter-wise-weightage-and-important-topics all the best!