Molecular Spectrocopy,1e

4

Vibrational Spectra and the Flexibility of Molecules

CHAPTER OBJECTIVES

4.1 Introduction

4.2 Vibration of a Ball and Spring System

4.3 Vibrational Energy Levels of Diatomic Molecule

4.4 The Anharmonic Oscillator

4.5 Hot Vibrational Bands

4.6 Rotational-Vibrational Spectrum

4.7 Dissociation Energy of Diatomic Molecules

4.8 Nature and Number of Vibrational Motions in Polyatomic Molecules

4.9 Basic Principles of a Double Beam Dispersive Infrared Spectrometer

4.10 Qualitative Applications of Infrared Spectroscopy

4.1 INTRODUCTION

We have learnt in chapter 1, that energy of infrared radiation is higher than that of microwave radiation. So, in this chapter we will study the interaction or absorption of this radiation with or by the molecules ...