SubjectsSubjects(version: 964)
Course, academic year 2024/2025
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Laboratory Training in Analytical Chemistry - MC230C19
Title: Praktikum z analytické chemie
Czech title: Praktikum z analytické chemie
Guaranteed by: Department of Analytical Chemistry (31-230)
Faculty: Faculty of Science
Actual: from 2022
Semester: summer
E-Credits: 3
Examination process: summer s.:
Hours per week, examination: summer s.:0/4, C [HT]
Capacity: 0
Min. number of students: unlimited
4EU+: no
Virtual mobility / capacity: no
State of the course: taught
Language: Czech
Note: enabled for web enrollment
Guarantor: RNDr. Jakub Hraníček, Ph.D.
Teacher(s): prof. RNDr. Pavel Coufal, Ph.D.
RNDr. Jakub Hraníček, Ph.D.
doc. RNDr. Petr Kozlík, Ph.D.
Annotation -
The course of laboratory practice in analytical chemistry trains experimental skills in classical and instrumental analytical techniques. The course ends through a written test in calculations and a practical exam in analysis of unknown sample. The course in form of laboratory training is taught in English for Erasmus students.
Last update: Coufal Pavel, prof. RNDr., Ph.D. (10.01.2022)
Literature -

https://www.natur.cuni.cz/chemie/analchem/praktika

Last update: Coufal Pavel, prof. RNDr., Ph.D. (10.01.2022)
Requirements to the exam -
In order to obtain the credit from the basic course in analytical chemistry, students must successfully complete all practical tasks with an average grade of less than 2.5, pass the final written test and successfully carry out the final analysis of the practical sample.
Last update: Coufal Pavel, prof. RNDr., Ph.D. (10.01.2022)
Syllabus -

1. Qualitative analysis of inorganic cations and anions using wet chemistry: identification of two cations, identification of two anions
2. Qualitative analysis of inorganic solid substance using wet chemistry: identification of cation and anion in a well-soluble and a bad-soluble solid sample
3. Acid-base titrations: identification of analyte (sodium or potassium hydroxide or hydrochloric, sulfuric or nitric acid) in the sample, preparation of standard solution of hydrochloric acid or sodium hydroxide, acidimetry or alkalimetry of analyte in the sample
4. Precipitation titrations: argentometry of sodium chloride in a liquid sample with Fajans' indication, titration of potassium iodide and chloride in a solid sample using potentiometric indication, titration curve construction and evaluation
5. Chelatometry: identification of analytes in the sample, determination of magnesium and calcium ions in water as sample, titration of magnesium and zinc ions or lead and bismuth ions in mixture
6. Iodometry: titration of ascorbic acid in Celaskon pellet, iodometry of acetone in liquid sample based on indirect titration
7. Permanganometry: preparation of standard solution of potassium permanganate using oxalic acid as the standard, titration of iron in a solid sample using potentiometric indication, titration curve construction and evaluation
8. Coulometry: determination of hydroquinone in a liquid sample with coulometric titration, calculation of analyte concentration from the electrical charge
9. Potentiometry with ion selective electrode: determination of nitrate or fluoride ions using ion selective electrode, calibration curve construction
10. Gas chromatography: separation of oxygen and nitrogen from air sample, evaluation of chromatogram and calculation of fundamental chromatographic quantities
11. Spectrophotometry: spectrophotometric determination of acetylsalicylic acid in Acylpyrin pellet, calibration curve construction
12. Solid phase extraction: preconcentration of iron ions from spring water using solid phase extraction, spectrophotometric determination of preconcentrated analyte, calibration curve construction
13. Written test in theory and practical exam with real sample

Last update: Coufal Pavel, prof. RNDr., Ph.D. (10.01.2022)
 
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