On 20.08.2018 Ph.D. Viva Voce examinations of Mr.Manoharan student of former Head of the department T.Rajendran thesis titled “Iron (III) – Salen and Cobalt (III) – Salen Complexes as Catalyst for the Organic Sulfosices and N-Oxides” was held in the conference hall and Dr.R.Renganathan, Chemistry Department, Bharathidasan University served as an External Expert for the Viva Voce examinations.