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Lecturer(s)
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Sirotek Vladimír, PaedDr. CSc.
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Hrdlička Jan, Ing. Ph.D.
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Richtr Václav, Doc. Mgr. CSc.
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Course content
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1st Exercise Principles of safe work in chemical laboratory. Facilities and equipment of chemical laboratory. Types of (lab) chemical vessels and tools. Working with glass, cork and rubber. Cutting and bending glass tubes. Making capillaries, pipettes, balloons. Build a simple apparatus. 2nd Exercise Scales and weighing. Measuring of physical properties of substances. Weighing on technical and analytical balance. Determination of the weight of the object, the portion of the solids. Determination of the density of the liquid by pycnometer and hydrometers. Determination of the melting point of solids. 3rd Exercise Solutions. Preparation of solutions with desired composition. Determination of solubility of an unknown sample at various temperatures and construction of the solubility curve of the sample. 4th Exercise Basic procedures for purification and isolation of substances in chemical laboratory. Crystallization - free and disturbed. Distillation - fractional distillation and destillation by (vapour) steam. Sublimation. Drying. 5th Exercises Basic operations of volumetric analysis. Determination of composition of solution by titration. 6th Exercises Preparation, drying and storage of gases. Handling with pressure-bottles.
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Learning activities and teaching methods
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Laboratory work, Skills demonstration, Individual study
- Contact hours
- 39 hours per semester
- Practical training (number of hours)
- 39 hours per semester
- Preparation for laboratory testing; outcome analysis (1-8)
- 8 hours per semester
- Preparation for formative assessments (2-20)
- 10 hours per semester
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| prerequisite |
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| Knowledge |
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| to define selected physicochemical quantities (cloth quantity, weight, volume, pressure, temperature, density, molar mass, pH) |
| define variables expressing system composition |
| explain the terms solubility of substances, crystallization, distillation |
| Skills |
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| use quantities and units (weight, volume, cloth quantity, concentration, density) |
| to distinguish basic procedures for cleaning and insulating substances in the laboratory |
| Competences |
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| N/A |
| N/A |
| N/A |
| learning outcomes |
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| Knowledge |
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| formulate principles of safe work in a chemical laboratory |
| to name the basic types of laboratory utensils and aids used in the laboratory |
| to describe the basic methods of work and procedures in the chemical laboratory |
| Skills |
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| to apply theoretical knowledge to model situations when working in a laboratory |
| to perform basic cleaning and isolation procedures in the laboratory (crystallization, distillation) |
| determine the weight, volume and density of liquids and solids |
| assemble a simple device |
| to determine the solubility of the solid depending on the temperature |
| prepare solutions of the given composition and determine the exact composition of the solution by titration |
| Competences |
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| N/A |
| N/A |
| teaching methods |
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| Knowledge |
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| Laboratory work |
| Skills demonstration |
| Individual study |
| Skills |
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| Practicum |
| Laboratory work |
| Competences |
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| Laboratory work |
| Practicum |
| assessment methods |
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| Knowledge |
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| Test |
| Skills demonstration during practicum |
| Individual presentation at a seminar |
| Skills |
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| Skills demonstration during practicum |
| Competences |
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| Skills demonstration during practicum |
| Continuous assessment |
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Recommended literature
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Bartovský, T.; Bartovská, L. Laboratorní technika II. Praha: SNTL, 1988.
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Bartovský, T., Bartovská, L. Laboratorní technika I. SNTL Praha, 1986.
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Drátovský, Milan. Laboratorní technika : Návody ke cvičení. Praha : Univerzita Karlova, 1982.
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Eysseltová, Jitka; Lukeš, Ivan; Mička, Zdeněk. Základy laboratorní techniky. 2. vyd. Praha : Karolinum, 2004. ISBN 80-246-0783-2.
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Lukeš, I; a kol. Laboratorní technika : Návody ke cvičení pro posluchače učitelského studia chemie. Praha: SPN, 1988.
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