Chapter Wise IIT JAM Chemistry: Questions and Solutions 2005 - onwards Previous Years IIT JAM Chemistry Questions and solutions: We are here to help you with previous year question papers and solutions of IIT JAM Chemistry arranged chapter wise from 2005 to the recent one. Some expected important questions can also be found. You should follow certain rules to crack IIT JAM easily. Find these rules and instructions here. IIT JAM Physical Chemistry: Atomic Structure and Quantum Chemistry for IIT JAM As per the statistics of the previous year question, each year you may find upto 3 questions from atomic structure and quantum chemistry. This includes MCQ, MSQ (multiple select questions) and NAT (numerical answer type). 1. For H - like atoms, the ground state energy is proportional to (IIT JAM 2005): A.µ /z 2 B.z 2 /µ C.µ z 2 D.1/ µ z 2 2a.The electronic wave function for hydrogen atom in the 2s state is given as: Ψ ∝ (2-r/a 0 ) exp (-r/2a 0