PHI Learning
Helping Teachers to Teach and Students to Learn
Helping Teachers to Teach and Students to Learn
Helping Teachers to Teach and Students to Learn
N. Krishnamurthy, PhD, is Senior Professor and Head, Department of Chemistry, Mepco Schlenk Engineering College, Sivakasi, Tamil Nadu. He has been in the teaching profession for more than twenty-five years. Dr. N. Krishnamurthy has published a number of research papers in reputed national and international journals.
P. Vallinayagam, PhD, is Professor, Department of Chemistry, Mepco Schlenk Engineering College, Sivakasi, Tamil Nadu. He has more than three decades of teaching experience. Dr. P. Vallinayagam has published a number of research papers in reputed national and international journals.
D. Madhavan, PhD, is Associate Professor, Department of Chemistry, Mepco Schlenk Engineering College, Sivakasi. He has been in the teaching profession for more than fifteen years. Dr. D. Madhavan has published a number of research papers in reputed national and international journals.
