The Department of Chemistry, T.N.B. College, Bhagalpur, was established since 1916 in Bhagalpur, Bihar. The teaching work was started under various renowned professors at under graduate level, and then later on the department was promoted to post graduate level. Many students of Bihar as well as from other states were awarded PhD degrees and got the chance to serve as teachers in this department also. Many of the distinguished Heads were well known like Dr. A. K. Bose, Dr. K. P. Banerjee, Dr. K. K. Sen, Dr. J. N. Gupta, Dr. R. L. Lal, Dr. M. P. Singh and Dr. B. N. Keshri. Recently Prof. R. P. Singh took the reign of the department as the Head till January, 2018. The present Head, Dr. Md. Belal Ahmad took over the charge on 1st February, 2018. The Department has been progressing steadily under the leadership of the present Head.