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TECHNOLOGICAL EDUCATIONAL INSTITUTION (TEI) OF ATHENS Agiou Spyridonos Str GR 122 1 0Egaleo, Athens- Greece FACULTY OF FOOD TECHNOLOGY AND NUTRITION DEPARTMENT OF FOOD TECHNOLOGY Laboratory of Food Analysis VLASIS GERGIS PROFESSOR Tel. No : 210 5385517 Fax : 2105907897 e-mail : [email protected] QUANTITATIVE ANALYTICAL CHEMISTRY SYLLABUS PART I CHAP. 1 INTRODUCTION THE ANALYTICAL CHEMISTRY, COMMON ANALYTICAL PROBLEMS,FUNDAMENTAL UNITS OF MEASURE , SIGNIFICANT FIGURES . UNITS FOR EXPRESSING CONCENTRATION. CONVERTING BETWEEN CONCENTRATION UNITS . STOICHIOMETRIC CALCULATIONS Classification of Quantitative Methods of Analysis. Steps in a typical Quantitative Analysis. Errors in chemical analysis. Systematic and Radom Errors. Accuracy ,Precision , Sensitivity ,Selectivity. CHAP. 2 BASIC EQUIPMENT AND INSTRUMENTATION Instrumentation for Measuring Mass Equipment for Measuring Volume Equipment for Drying Samples. Safety in the Chemistry Laboratory . CHAP. 3 VOLUMETRIC ANALYSIS Titrimetric Methods of Analysis, Overview of Titrimetry ,Equivalence Points and End Points ,Titration Curves , Representative Method, Quantitative Applications. CHAP. 4 TITRATIONS BASED ON ACID–BASE REACTIONS Acid–Base Titration Curves ,Selecting and Evaluating the End Point , Applications Determination of the Molality of a NaOH and HCl solution. Calculation of Percantance of NH3, Na2CO3, CH3COOH in a solution. Calculation of Purity Percantage from Titration Values. Indirect volumetric methods. Determination of proportion in a mixture Na2CO3 and NaHCO3 (Analysis involving the use of two indicators). Quantitative Applications. CHAP. 5 PRECIPITATION TITRATIONS Selecting and Evaluating the End Point, Chemical Indicators for precipitation titrations . Mohr , Volhard and Fajans Methods. Evaluation of Precipitation Titrimetry. Quantitative Applications CHAP. 6 TITRATIONS BASED ON COMPLEXATION REACTIONS Chemistry and Properties of EDTA, Complexometric EDTA Titration Curves Selecting and Evaluating the End Point ,Representative Method ,Quantitative Applications, Evaluation of Complexation Titrimetry .Quantitative Applications. CHAP. 7 TITRATIONS BASED ON REDOX REACTIONS Redox Titration Curves , Selecting and Evaluating the End Point ,Representative Method . Quantitative Applications.Permanganate ,Dicromate process, Iodimetric process, Iodate process. , Evaluation of Redox Titrimetry. Quantitative Applications. PART II CHAP. 1 GRAVIMETRIC METHODS OF ANALYSIS Overview of Gravimetry , Types of Gravimetric Methods Conservation of Mass , Gravimetric Factors. Precipitation Gravimetry , Theory and Practice ( Gravimetric calculation of Ca).Quantitative Applications. PART III OPTICAL METHOD OF ANALYSIS Absorrption Methods.Beer’s Law. Experimental Measurement of Transmittance and Absorbance. VLASIS GERGIS PROFESSOR
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