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Physical Chemistry II

Type of study Bachelor
Language of instruction Czech
Code 651-2087/01
Abbreviation FCH II
Course title Physical Chemistry II
Credits 5
Coordinating department Department of Chemistry and Physico-Chemical Processes
Course coordinator prof. Ing. Jana Dobrovská, CSc.

Subject syllabus

Electrochemistry
1. Chemical equilibrium in electrolyte solutions. Electrolyte solutions, theory of electrolyte conductivity, theory of strong electrolytes.
2. Electrolyte systems with chemical reaction, galvanic cells, electrochemical potential, basic types of electrodes and galvanic cells. Electrode processes.

Chemical kinetics
3. Kinetics of homogeneous chemical reactions. Basic concepts. Formal kinetic equations of simple n-th order reactions.
4. Experimental methods of chemical kinetics. Methods for determining the kinetic equation, reaction order and rate constants of simple reactions. Mechanism of complex chemical reactions, simultaneous reactions, chain reactions.
5. Dependence of reaction rate on temperature, Arrhenius equation. Theory of reaction rates, basics of collision theory and activated complex theory. Thermodynamic aspects.
6. Kinetics of heterogeneous reactions, description. Diffusion. Rate-determining step. Theory of catalysis. Autocatalysis, homogeneous and heterogeneous catalysis.

Colloid chemistry
7. Dispersion systems. Basic concepts. Classification of dispersion systems. Properties of colloidal systems – optical, kinetic and electrical, electrokinetic phenomena. Structure of colloidal particles. Electrical double layer.
8. Micelle. Lyophilic and lyophobic colloids, formation and stability. State changes of colloidal systems, gels, coagulation.
9. Membranes. Osmotic pressure of colloidal systems. Donnan membrane equilibria.
10. Emulsions. Formation and stability of emulsions, emulsifiers, emulsion stabilizers and their physicochemical effects.
11. Equilibria at phase interfaces. Surface phenomena. Surface energy, surface and interfacial tension. Curved phase interfaces. Vapor tension over curved surfaces, Kelvin relation.
12. Adsorption. Gibbs adsorption isotherm. Adsorption at a solid phase interface, adsorption of substances from solution, adsorption isotherms.
The content of theoretical exercises will be in accordance with the lecture syllabus.


Labs:
- Determination of the activation energy of acetone iodination.
- Polarimetric determination of the rate of sucrose inversion.
- Determination of the reaction order for individual components in a non-elementary reaction.
- Homogeneous acid catalysis.
- Decomposition of hydrogen peroxide catalyzed by iodide ions.
- Kinetics of the photocatalytic decomposition of Orange III in the aqueous phase.

E-learning

Lecture presentations are made available to enrolled students via MS Teams.
Selected topics are also available in electronic support on the e-learning portal.

Literature

1. ATKINS, P. W. a Julio DE PAULA. The elements of physical chemistry. 5th ed. Oxford: Oxford University Press, 2009. ISBN 978-0-19-922672-6.

Advised literature

1. LAURIER L. Schramm. Emulsions, Foams, and Suspensions. Fundamentals and Applications. WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, 2005. ISBN: 978-3-527-30743-2 .