Analytical Chemistry in the University of Wrocław

Instructions for the laboratory exercises (in English)



Syllabus for the full-semester program (Erasmus)
Syllabus for the half-semester program (Erasmus)

Laboratory glass
Safety rules in laboratory
Examples of calculations and problems (theoretical material)

Instructions for laboratory tasks:

Safety in laboratory, preparation of glass, pipetting, heating etc.

Classical qualitative analyses
Classical qualitative analysis. 1A. Solubility product, factors affecting solubility. 1B. Identification reactions – precipitation reactions, complex formation reactions, oxidation-reduction reactions
Classical qualitative analysis. 2. Spot test analysis
Classical qualitative analysis. 3. Microcrystalline analysis
Classical qualitative analysis. 4. Alloys analysis
Classical qualitative analysis. 5. Analysis of non-metallic ions-anions
Classical qualitative analysis. 6. Analysis of the simple solid sample
Classical qualitative analysis. 7. Amphoteric properties of hydroxides

Classical quantitative analyses
Preparation and titration of NaOH solution. This titrant will be used in exercises nos. 8, 9 and 15
8a. Acid-base titration. A/ Vitamin C (askorbinic acid) in tablets or 8b. Acid-base titration. B/ Ibuprofen in tablets or 8c. Acid-base titration. C/ Aspirin (acetylsalicylic acid) in tablets
9. Determination of NaCl using ionic exchangers
10. Gravimetric determination of nickel in alloys
10A. Gravimetric determination of copper as CuSCN
11. Argentometric determination of chlorides in food by the method of Mohr. Comparison of the Fajans, Mohr, and Volhard recipes
12. Redox. Iodometric determination of glucose
12A. Redox. Manganometric determination of iron
13. Redox. Iodometric determination of copper in alloys
14. Complexometric determination of calcium and magnesium in the same sample
14A. Complexometric determination of nickel
14B. Complexometric determination of bismuth

Instrumental (physicochemical) analyses
15. Determination of H3PO4 or citric acid by volumetric and pH-metric methods
16. Quantitative volumetric analysis with conductometric detection of the end-point
17. Electrogravimetric determination of copper and lead in alloys
18. Determination of total fat content in natural products and foodstuffs – the extraction method
19. Determination of the alcohol content in beverages - distillation method
20. Thin-layer chromatography of acid-base indicators
21. Colorimetric determination of Fe(III) using 1,10-phenanthroline or phosphorus using molybdenum blue
22. Ashing of organic samples and determination of Zn and Fe using ICP-AES method
23. Turbidimetry – Determination of sulphates and chlorides in natural surface waters
24. UV-Vis spectra of plant dyes. Colors
28. Determination of nitrogen in fertilizers by the Kjeldahl method.
29. Determination of carbonate in minerals by gravimetric method.


Various useful files

Glass and equipments used in the laboratory - photos and names (both in Polish and English) - PDF file
Table (Excel) - Dissociation constants of acids
Table (Excel) - Solubility constants
Table (Excel) - Stability constants of complexes
Table (Excel) - Standard potentials of redox half-reactions
Titration curve of mono-, di- and triproton acids - Excel sheet
A list of instrumental methods of chemical analysis - their advantages and disadvantages (in English)
International Alcoholometric Tables
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