651-2026/01 – Analytical Chemistry I (ACHI)
Gurantor department | Department of Chemistry and Physico-Chemical Processes | Credits | 7 |
Subject guarantor | doc. Mgr. Lucie Bartoňová, Ph.D. | Subject version guarantor | doc. Mgr. Lucie Bartoňová, Ph.D. |
Study level | undergraduate or graduate | Requirement | Compulsory |
Year | 2 | Semester | summer |
| | Study language | Czech |
Year of introduction | 2022/2023 | Year of cancellation | |
Intended for the faculties | FMT | Intended for study types | Bachelor |
Subject aims expressed by acquired skills and competences
Subject objectives:
- to provide survey of classical analytical methods,
- to describe principles of individual analytical methods,
- to describe technique of sample preparation prior to analysis itself,
- to use fundamental procedures of analytical calculations,
- to perform analytical measurements in laboratory,
- to assess practical possibilities of utilization of individual analytical methods (advantages and drawbacks).
Teaching methods
Lectures
Experimental work in labs
Summary
Lectures of Analytical Chemistry I are focused to description of theory of chemical equilibrium, principles of sample collection and preparation, fundamentals of gravimetric and titrimetric analytical methods and evaluation of the measured results. During laboratory classes, theoretical knowledge and practical skills are applied to individual analytical-chemistry measurements and evalation.
Compulsory literature:
Recommended literature:
Way of continuous check of knowledge in the course of semester
Credit test and oral exam.
E-learning
Other requirements
Students are required to attend all laboratory measurements, prepare all laboratory reports and pass calculation tests.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
Lectures
1. Introduction, fundamental terms, survey of analytical–chemistry methods, variables and units, fundamental analytical calculations, analytical method and procedures, reference materials
2. Reaction kinetics, reaction rate, rate constant, Arrhenius equation, catalysis and autocatalysis, Gibb´s free energy, enthalpy and entropy, chemical equilibria, equilibrium constant, activity, activity coefficient, ionic strength of solution.
3. Acid - base equilibrium: acid - base theory, weak and strong acids and bases, buffers, salt hydrolysis, fundamental calculations
4. Complex – formation equilibrium: complex types, utilization of complexes in analytical chemistry, stability constant, conditional stability constant, fundamental calculations
5. Precipitation equilibria: solubility product, solubility, solubility examples of some compounds and utilization in analytical chemistry, fundamental calculations
6. Redox equilibria: Electrochemical potential and its calculation, Peters equation, Nernst equation, examples
of some important redox systems and its utilization in analytical chemistry, fundamental calculations
7. Sample collection (gaseous, liquid and solid samples), sample preparation prior to analysis and their preconcentration (extraction liquid / liquid phase, liquid/solid phase etc.), sample decomposition, conservation, applications
8. Gravimetry: gravimetric factor, precipitate formation, effect of pH, postprecipitation, filtration and rinsing of precipitates, drying and calcination, organic agents, practical examples
9. Volumetric analysis – titration curve, equivalence point and its detection, standardization of volumetric solutions, titration types. Precipitation titrations: argentometry, indication of equivalence point, utilization in analytical praxis.
10. Acid - base titration: titration of strong acids with strong bases, titration of weak acids
and weak bases, calculation of titration curves, indicators and its selection for given reaction, alcalimetry and acidimetry, practical examples.
11. Complex-formation titrations (mercurimetry, chelatometry), titration agents, indicators, effect of pH, titration curve calculations, direct and back titrations, practical examples of utilization. Redox titrations: calculation of titration curve, oxidimetric and reductometric titrations, indication of equivalence point, practical examples.
12. Separation methods in classical analytical chemistry: distillation, rectification, sublimation, extraction
liquid / liquid phases, ionic exchange, adsorption on various adsorbents, preparational chromatography (column and thin-layer), applications
13. Fundamentals of qualitative analytical chemistry – separation of inorganic anions and cations, groups of cations and anions, verification reactions, elemental analysis (O, C, N and H).
14. Practical examples of analyses of silicates, steel and iron, slags, effluents, fuels etc. Sample collection, decomposition, titration and gravimentic analyses and evaluation of analysis results.
Theoretic (calculations) classes
1. Fundamental variables, units, mutual relations
2. Analyte content in solution / solid / gaseous sample
3. Mixing of solutions
4. Gravimetry
5. Volumetric analysis (titrations)
6. Volumetric analysis (titrations)
7. Test
8. pH – strong acids and bases
9. pH – weak acids and bases
10. Solubility product
11. Redox potential – fundamental variables and equations
12. Redox potential – effect of oH, equivalence point
13. Quantification and evaluation of analytical results
14. Test
Laboratory classes
1. Safety precautions, organization of laboratory classes, fundamental instructions of analytical glassware, procedures
and equipment
2. Fundamental analytical precedures – callibration of pipette / byurette
3. Gravimetric determination of nickel
4. Gravimetric determination of iron
5. Gravimetric determination of calcium
6. Alkalimetric determination of H3PO4, Cerimetric determination of K4[Fe(CN)6] content
7. Determination of Mn in steel by means of redox titration, Determination of Mn in steel by means of VIS - spectrometry
8. Alkalimetirc determination of calcium carbonate content in limestone, Alkalimetric determination of boric acid content
9. Chelatometric determination of calcium and magnesium, Chelatometric determination of aluminium using back titration
10. Determination of neutralizing capacity of water, Determination of chemical oxygen demand using KMnO4
11. Chelatomeric determination of Bi and Pb, Mercurimetric determination of choride ions
12. Argentometric determination of chloride ions, Iodometric determination of iodate ions
13. Determination of iron in iron ore using potassium permanganate titration, Gravimetric determination of loss on ignition of limestone
14. Absent measurements and tests
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction