651-0921/01 – Kinetics of Heterogeneous Processes (KHD)
| Gurantor department | Department of Chemistry and Physico-Chemical Processes | Credits | 10 |
| Subject guarantor | doc. Ing. Lenka Řeháčková, Ph.D. | Subject version guarantor | doc. Ing. Lenka Řeháčková, Ph.D. |
| Study level | postgraduate | Requirement | Choice-compulsory |
| Year | | Semester | winter + summer |
| | Study language | Czech |
| Year of introduction | 2022/2023 | Year of cancellation | |
| Intended for the faculties | FMT | Intended for study types | Doctoral |
Subject aims expressed by acquired skills and competences
- to use of the kinetic equations for first-order chemical reactions, second-order reactions and reactions of higher orders,
- to describe and analyse the reaction mechanism based on the kinetic data,
- to describe and qualified estimate kinetic parameters of chemical reactions.
Teaching methods
Lectures
Individual consultations
Summary
The topic of the subject is a theoretical basis in the area of application of physical chemistry principles to particular heterogeneous reactions.
Chapters selection will be made regarding the topic of the dissertation thesis and together with the supervisor.
Compulsory literature:
Laidler, K. J., Chemical kinetics, Harper and Row, New York 1987.
Bond,G.C., Heterogeneous catalysis:principles and applications, Clarendon
Press, Oxford 1986.
Atkins, P., de Paula, J., Physical Chemistry 9th Edition, Oxford University Press, New York, 2010.
Levenspiel, O., Chemical Reaction Engineering 3rd Edition, John Wiley & Sons, USA, 1999.
Recommended literature:
Satterfield,C., Heterogenous catalysis in practice, McGraw-Hill, New York 1980.
Crank,J., The mathematics of diffusion, Claredon press, Oxford 1975.
Smith, J. M., Chemical Engineering Kinetics 3rd Edition, McGraw-Hill, USA, 1981.
Current articles in professional journals.
Additional study materials
Way of continuous check of knowledge in the course of semester
Oral examination with written preparation.
E-learning
Other requirements
No other activities are required.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
Terminology in chemical kinetics. Ways of describing kinetic dependencies (homogeneous, heterogeneous, elementary, simultaneous reactions).
Reaction mechanism of non-elementary chemical reactions, methods of determining reaction order.
Selected factors that affect reaction rate.
Theory of reaction rate.
Kinetics of heterogeneous reactions, fundamental steps.
Mechanisms and mathematics of diffusion - molecular, convective and turbulent diffusion. Fick's laws, diffusion flow. Basic concepts of reactions affected by external and internal diffusion. Processes with successive and simultaneous elements, diffusion and chemical resistance. Heterogeneous processes controlled by diffusion.
Surface phenomena and surface properties of solids. Influence of electron structure of metals on their adsorption properties, adsorption on semiconductors and insulators.
Adsorption from the gas phase and solution at solid phase interface.
Adsorption isotherms, influence of temperature and pressure on adsorption-desorption processes. Examples of surface processes application.
First-order kinetics of heterogeneous processes - melting, evaporation, sublimation, solidification (crystallization), condensation, polymorphic transformations. Examples of second and higher - order kinetics.
Principles of catalysis, homogeneous and heterogeneous catalysis. Intermediate steps and kinetics of homogeneous catalytic reactions. Acid-base catalysis.
Kinetics and basic concepts on mechanisms of heterogeneous catalytic reactions. Catalysis on metals and non-metals.
Kinetics and mechanism of reactions of gaseous components catalysed by a solid catalyst. Theory of catalyst selection.
Industrial applications of heterogeneous catalysis.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
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