Course Code: M 203 • Study year: II • Academic Year: 2024-2025
Domain: Environmental Engineering • Field of study: Environmental Engineering
Type of course: Compulsory
Language of instruction: English
Erasmus Language of instruction: English
Name of lecturer: Simona Camelia Varvara
Seminar tutor: Roxana Nadina Bostan
Form of education Full-time
Form of instruction: Class
Number of teaching hours per semester: 56
Number of teaching hours per week: 4
Semester: Autumn
Form of receiving a credit for a course: Grade
Number of ECTS credits allocated 5

Course aims:

Acquiring and understanding the basics of analytical chemistry and instrumental analysis in order to apply them in environmental issues.
Developing the students’ scientific thinking and cognitive skills in order to find correct solution to specific problems related to environmental engineering.
Introducing the best research methods available in environmental engineering projects

Course Entry Requirements:


Course contents:

1. Introduction (concentrations, gram equivalent, factor, activity and activity coefficient, equilibrium constants). Applications 2. Introduction to analytical chemistry. Methods of chemical analysis. Classification of chemical analysis methods 3. Sampling methods for gaseous and liquid environmental samples for quantitative chemical analysis 4-5. Sampling methods solid samples for quantitative chemical analysis. Errors in chemical analysis. Applications of error calculation in chemical analysis 6-7. Gravimetric analysis. Applications of gravimetry in the environmental field 8-9. Overview of titrimetry. Acid–Base titration curves. Types of indicators. Quantitative applications to the analysis of the environmental samples 10-11. Titrations based on oxidation-reduction reactions. Redox titration curves. Redox indicators. Quantitative applications to the analysis of the environmental samples 12. Precipitation Titrations. Titration curve. Types of indicators. QQuantitative applications to the analysis of the environmental samples. 13-14. Titrations based on complexation reactions. Complexometric titration curves. Quantitative applications to the analysis of the environmental samples LAB WORKS: 1. Safety rules in the laboratory. Rules in the chemistry laboratory. Processing results of chemical analysis 2. Titrations based on acid-base reactions. Sstandardization of NaOH. Determination of water acidity and water alkalinity by acid-base titration 3. Titrations based on complexation reactions. Determination of Mg2+, Ca2+ and of the water hardness. 4. Titrations based on redox reactions. Standardization of KMnO4. Standardization of Na2S2O3. Determination of Cu2+ from water samples by iodometry. 5. Titrations based on precipitation reactions. Determination of Cl- from water samples. 6. Gravimetric analysis. Determination of TDS from wastewater. 7. Assessment of the laboratory knowledges

Teaching methods:

Lecture, conversation, exemplification, practical works/projects

Learning outcomes:

1. Characterization and interpretation of environmental factors by analysing physico-chemical and biotic characteristics. 2. Identification and compliance with professional ethics and deontology, taking responsibility for decisions and risks 3. Identify roles and responsibilities in a multidisciplinary team and application the techniques and effective work relationships within the team

Learning outcomes verification and assessment criteria:

A one-hour written examination (60% of the final grade). The examination of the practical abilities acquired during the practical works (40% of the final grade).

Recommended reading:

D. Harvey, Modern Analytical Chemistry, The Mc Graw-Hill Companies, Inc, -, 2001, -.
J. Dean, Dean's Analytical Chemistry Handbook, McGraw-Hill Education; 2 edition, -, 2004, -.
S. P. J. Higson, Analytical Chemistry, Oxford University Press, Oxford, 2003, 464.