Infrared Analysis

Describe how molecules can vibrate. Describe how a samples molecules interact with IR radiation. Describe sample cells that can be used for IR analyses. Describe considerations associated with selecting solvents for IR analyses. Describe how to prepare a liquid sample using the thin film method. Describe how to prepare a liquid sample using the attenuated total reflectance (ATR) method. Describe how to prepare a solid sample using the solution method the mull method and the pellet method. Describe general considerations associated with sample preparation. Identify two types of spectrometers used to perform IR analysis. Describe the major components of a typical IR spectrometer. Describe the main difference between the operation of dispersive spectrometers and the operation of Fourier transform infrared (FT-IR) spectrometers. Describe how to operate a typical IR spectrometer. Describe the graph that shows the results of an IR analysis. Describe the spectrum used to represent the response of a sample to IR radiation. Describe in general terms how the results of an IR analysis can be used.