Mathematics (2A):
* Chapter 1 (Algebra of Matrices and Determinants): 15%
* Chapter 2 (Vector Algebra and Three-Dimensional Geometry): 15%
* Chapter 3 (Calculus): 25%
* Chapter 4 (Differential Equations): 20%
* Chapter 5 (Probability): 15%
* Chapter 6 (Statistics): 10%
Physics (2B):
* Chapter 1 (Electrostatics): 15%
* Chapter 2 (Current Electricity): 20%
* Chapter 3 (Magnetic Effects of Current and Magnetism): 20%
* Chapter 4 (Electromagnetic Induction and Alternating Current): 20%
* Chapter 5 (Electromagnetic Waves): 10%
* Chapter 6 (Optics): 15%
Chemistry (2C):
* Chapter 1 (Solid State): 15%
* Chapter 2 (Solutions): 15%
* Chapter 3 (Electrochemistry): 15%
* Chapter 4 (Chemical Kinetics): 20%
* Chapter 5 (Surface Chemistry): 15%
* Chapter 6 (General Principles and Processes of Isolation of Elements): 20%
Please note that these weightages may vary slightly across different educational boards or states. It's always best to refer to the official syllabus provided by your educational institution or board for the most accurate information on chapter-wise weightages.