This book will be very useful for the undergraduate and post graduate level students, especially for the beginners of spectroscopy in chemistry. It begins with the basic concept and ends with sufficient numerical i.e. the practical exposure to the students. In between the chapters topics are presented with a unique question answer method which will help the students in attempting and understanding the topic more precisely. Rich selection of problems and their simple solutions in every chapter, is bound to give the students a firm grip on the topic. Many assignments with due hints are given so...