Helpline No.
http://www.rrgu.in/userfiles/file/CHEM C 31_Sem_III_Moderated_unlocked.pdf
http://www.rrgu.in/userfiles/file/CHEM_C32_sem_III_RRGU_moderated_unlocked.pdf
http://www.rrgu.in/userfiles/file/RRGU_Semester – III, CHEM-C33_moderated_unlocked.pdf