Hello Sourav, 

Congratulations for getting such a nice score in JAM. Cut off in IIT's will depend on the category of the student and the branch in which the applicant is interested.

1. M.Sc chemistry: Opening rank (OR) for general category is 59 while closing rank (CR) is 149. However for SC category, OR is 332 & CR is 991. For ST category, OR is 2403 & CR is 4488. For OBC category, OR is 219 & CR is 537.

2. M.Sc mathematics: Opening rank (OR) for general category is 51 while closing rank (CR) is 163. However for SC category, OR is 370 & CR is 1166. For ST category, OR is 2219 & CR is 3727. For OBC category, OR is 256 & CR is 370.

3. M.Sc physics: Opening rank (OR) for general category is 80 while closing rank (CR) is 201. However for SC category, OR is 999 & CR is 1467. For ST category, OR is 2466 & CR is 2580. For OBC category, OR is 246 & CR is 601.

Hope this information was helpful.

Thank you.

Good luck!