Instrumental Methods of Analysis

Recommended Prerequisites

General Chemistry and Organic Chemistry.

Teaching Methods

Lectures supported by audio-visual presentations. Laboratory practical classes and demonstrations involving the analytical methods studied. Resolution of TP problems.

Learning Outcomes

The curricular unit aims to provide students with an adequate knowledge of the various instrumental methods of chemical analysis, particularly spectroscopic, chromatographic and electrochemical. Know the theoretical principles underlying each technique, its applications, its limitations and the function of the main components of the instruments studied.

Work Placement(s)

No

Syllabus

Evolution of Analytical Chemistry. The role of analytical chemistry in science and society. Analytical process. Introduction to the validation of analytical methods.

Electrochemical methods. Potentiometry. Types of electrodes. Potentiometric techniques.

Spectroscopy. Molecular absorption in the visible and ultraviolet. Absorption of radiation in the infrared region. Information obtained from infrared spectra. Atomic absorption. Atomic absorption spectra. Flame atomization and graphite furnace atomization. Hydride and cold vapor generation methods. Atomic emission. Flame emission and inductively coupled plasma emission. Instrumentation and methods. Applications.

Mass Spectrometry. Atomic mass spectrometry. Instrumentation: atomic ion sources, mass analyzers, detectors. Atomic mass spectra. Hyphenated techniques(ICP-MS).  Molecular mass spectrometry.

Chromatography. Gas chromatography. Liquid chromatography(LC). Ion chromatography. Equipment. Hyphenated techniques.

Head Lecturer(s)

Teresa Margarida Roseiro Maria Estronca

Assessment Methods

Assessment
Exam: 100.0%

Bibliography

- Quantitative Chemical Analysis, D.C. Harris, 6th Ed., W. H. Freeman, Nova York, 2007.

- Fundamentals of Analytical Chemistry, D. Skoog, D. West and F. Holler, 7th Ed., Saunders College Publishing, New York.

- Princípios de Análise Instrumental, D. A. Skoog, F. J. Holler and T. A. Niemanl, Bookman, São Paulo, 2002.

- Chemistry for Environmental Engineering and Science, C.N. Sawyer, P.L. McCarty and G.F. Parkin, 5th Edition, McGraw-Hill, New York, 2003.

- Environmental Chemistry, C. Baird, 2nd Edition, W.H. Freeman and Company, New York, 1999.

- Vogel: Análise Inorgânica Quantitativa, J. Basset, R. C. Denney, G. H. Jeffery and J. Mendham, 5ª Ed., Guanabara-Koogan, Rio de Janeiro.