619-3016/01 – Advanced Physical Chemistry (VKFCH)

Gurantor departmentDepartment of Physical Chemistry and Theory of Technological ProcessesCredits7
Subject guarantorprof. Ing. Bedřich Smetana, Ph.D.Subject version guarantorprof. Ing. Bedřich Smetana, Ph.D.
Study levelundergraduate or graduateRequirementCompulsory
Year1Semesterwinter
Study languageCzech
Year of introduction2019/2020Year of cancellation
Intended for the facultiesFMTIntended for study typesFollow-up Master
Instruction secured by
LoginNameTuitorTeacher giving lectures
DOB30 prof. Ing. Jana Dobrovská, CSc.
ZAL041 Ing. Monika Kawuloková, Ph.D.
SME06 prof. Ing. Bedřich Smetana, Ph.D.
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Credit and Examination 3+3

Subject aims expressed by acquired skills and competences

- to observe and describe thermodynamic conditions of phase equilibrium in multiphase and multicomponent systems - to define solutions - experience laws, thermodynamic quantities and models of solutions - to determine partial molar quantities - to analyse phase diagrams of binary liquid mixtures - to apply thermodynamic quantities to electrolyte solutions - to outline usage possibilities of electrochemical systems - description of electrochemical systems, electrodes, electrolysis, galvanic cells - to apply obtained theoretical knowledge in tutorials and laboratory and on selected processes of chemical practice

Teaching methods

Lectures
Individual consultations
Tutorials
Experimental work in labs
Project work

Summary

Thermodynamics of solution – non-electrolyte solutions (empirical laws, ideal, dilute and real solutions, partial molar quantities, thermodynamics functions and models) colligative properties, phase diagrams - binary liquid miscible and immiscible mixtures. Properties of electrolytes (acid, base, salt, buffer) and electrochemical heterogeneous systems (electrodes, galvanic cells). Description and application of electrochemical methods. Thermodynamics of real gas mixtures.

Compulsory literature:

ATKINS, Peter William a Julio DE PAULA. Atkins' Physical chemistry. 10th ed. Oxford: Oxford University Press, c2014. ISBN 978-0-19-969740-3.

Recommended literature:

ATKINS, Peter William a Julio DE PAULA. The elements of physical chemistry. 5thed. Oxford: Oxford University Press, 2009. ISBN 978-0-19-922672-6. BAGOTSKY, V. S. Fundamentals of Electrochemistry. Second Edition. Hoboken: Wiley-Interscience, 2006. Dostupné též z: http://onlinelibrary.wiley.com/book/10.1002/047174199X

Way of continuous check of knowledge in the course of semester

FULL-TIME STUDY List of conditions for obtaining of credit: - required attendance at the exercises - two written tests - passing the required number of laboratory exercises, elaboration and defense of laboratory protocols. Points scoring for credit: Min. number of points - 20 Max. number of points - 45 Points scoring for examination - combined examination. The examination consists of two parts - written and oral examination. Written examination (min. number of points - 5, max. number of points - 15) Oral examination (min. number of points - 10, max. number of points - 40)

E-learning

Other requirements

No other activities are required.

Prerequisities

Subject has no prerequisities.

Co-requisities

Subject has no co-requisities.

Subject syllabus:

1. Solutions and their classification. Nonelectrolyte solutions, ideal and real solutions. Experience laws - Raoult´s and Henry´s laws. Non-ideal solutions, definition of the standard states for component in binary solutions, deviation from Raoult´s and Henry´s law, activity and activity coefficient. Multicomponents systems, activities and interaction coefficients. 2. Thermodynamic functions of solutions. Partial molar quantities. Differential and integral quantities. Mixing and excess quantities. Determination of partial molar quantities. Thermodynamic models of solutions – ideal, real, regular and athermal solution. The Gibbs-Duhem equation, applications. The dependence of the activity and the activity coefficient on temperature. 3. Colligative properties of nonelectrolyte solutions. Vapor pressure lowering (decrease in the boiling pressure at constant temperature), boiling point elevation (ebullioscopy), freezing point depression (cryoscopy), osmotic pressure. Phase diagrams of two-component liquid mixtures (isothermal diagram, isobaric diagram, y-x diagram, miscible liquids, partially miscible liquids, totally immiscible liquids). 4. Distillation, simple distillation, rectification, azeotropic points, azeotropic mixtures, explaining the deviations. Phase diagram of the liquid ternary systems. Three-component system containing two liquid phases, Nernst’s distribution law, extraction. Electrochemistry, basic terms. Electrolytes and ions, strong electrolyte, weak electrolyte, ion charge number, theory of electrolytic dissociation, dissociation constant, degree of dissociation. 5. Electrolysis and its significance, Faraday’s laws, reactions occurring during electrolysis, concentration changes during electrolysis. Coulometers. Cation and anion transport numbers, cation and anion mobility, Hittorf method of determining transport numbers. 6. Electric conductivity of electrolytes. Specific and molar electric conductivity, concentration dependence Molar conductivity at infinite dilution, theory of ionic conductivity, Kohlrausch’s law of independent migration of ions. Conductivity measurement and its utilization - Ostwald´s dilution law, determination of solubility product, conductometric titrations. 7. Strong electrolyte. Deviation from ideal state. Osmotic coefficient. Mean molality, concentration, activity and activity of electrolyte. Ionic strength of a solution, Debye-Hückel limiting law, activity coefficients at higher concentrations. Conduction coefficient, electrophoretic effect, relaxation effect. Solubility of sparingly soluble salts, solubility product. 8. Equilibrium and dissociation in solutions of weak electrolytes. Ionic product of water. Theory of acids and bases (Brönsted´s, Arrhenius and Lewis theory). Classification of solvents. Determination of pH, acidobasic indicators. Dissociation of week monobasic acids and bases. Hydrolysis of the salt. Buffer solutions, Henderson–Hasselbalch equation, buffer capacity, signification. 9. Electrodes. Electrochemistry potentials - electrode and redox potentials, liquid junction and membrane potentials. Classification of half-cells, description, function, utilization of electrodes - first-type electrodes, second-type electrodes, reduction-oxidation electrodes, ion-selective electrodes. 10. Galvanic cells, classification, electromotive force of the cell and its measurement. Chemical cells (cells with transference, cells without transference), electrode and electrolyte and concentration cells (cells with transference, cells without transference). Electromotive force and thermodynamic quantities. 11. Theory of liquid junction potential. Electromotive force of galvanic cells with liquid junction potential. Significance of galvanic cells. Electrochemistry power sources. 12. Potentiometry. Direct potentiometry – pH determination, determination of solubility product, activity coefficients and dissociation constants. Potentiometric titrations, equivalence point. 13. Electrode processes. Electrode polarization. Chemical and concentration polarization, elimination, significance. Decomposition voltage, overvoltage. Hydrogen overvoltage, Tafel equation, Butler–Volmer equation, mechanism of hydrogen deposition. Oxygen overvoltage. Basic aspects of polarography and electrochemical corrosion. 14. Real gases. Equations of state, theorem of corresponding states, compressibility factor, compressibility diagram. Thermodynamics of liquids. Theoretical exercises: - Introduction - introduction to exercise timetable, conditions for obtaining credit and recommended reading. Concentration of solutions, Raoult´s and Henry´s laws. - Real solutions of non-electrolytes, different concepts of activities, thermodynamic functions of solutions, determination of partial molar quantities. - Colligative properties of solutions. Miscible, limited miscible and immiscible binary liquid mixtures. - Calculation test I. - Electrolysis, transport numbers of ions. Conductivity of electrolytes. Strong electrolytes, link between ionic and medium quantities, Debye- Hückel's law. The product of solubility. - Chemical equilibriums in solutions of weak electrolytes, buffering capacity. - Electrode potentials, electromotive force of the galvanic cells and calculation applications for determination of physico-chemical quantities. - Calculation test II. Laboratory exercises: - Safety in the laboratory, an introduction to laboratory assignments, basic information on the exercises and the formulation of requirements for protocol processing. - Determination of partial molar quantities in liquid systems. - Viscosity measurement using Höppler viscometer. - Potentiometric determination of the dissociation constant of weak acids. - Determination of pH and buffering capacity of buffers, dependence of buffering capacity on the composition of buffers. - Electrolysis of aqueous electrolyte solutions. - Determination of degree of association of benzoic acid in xylene. - Determination of the product of solubility and dissolving heat of difficult- to-dissolve electrolytes conductometrically. - Determination of the mean activity coefficients by measuring the electromotive force. - Chinhydrone electrode and determination of its standard potential by measuring electromotive force. - Solubility of substances. - Conductive determination of the thermodynamic dissociation constant of weak acid. - Determination of liquid and membrane potential. - Evaluation of content and formal level protocols, credit.

Conditions for subject completion

Full-time form (validity from: 2019/2020 Winter semester)
Task nameType of taskMax. number of points
(act. for subtasks)
Min. number of points
Credit and Examination Credit and Examination 100 (100) 51
        Credit Credit 45 (45) 20
                Písemka Written test 28  0
                Laboratorní práce Laboratory work 15  0
                Jiný typ úlohy Other task type 2  0
        Examination Examination 55 (55) 15
                Písemná zkouška Written examination 15  5
                Ústní zkouška Oral examination 40  10
Mandatory attendence parzicipation: 86% participation in the theoretical exercises of the given subject 100% participation in the laboratory exercises of the given subject

Show history

Occurrence in study plans

Academic yearProgrammeField of studySpec.ZaměřeníFormStudy language Tut. centreYearWSType of duty
2020/2021 (N0712A130004) Chemical and environmental engineering TCH P Czech Ostrava 1 Compulsory study plan
2019/2020 (N0712A130004) Chemical and environmental engineering TCH P Czech Ostrava 1 Compulsory study plan

Occurrence in special blocks

Block nameAcademic yearForm of studyStudy language YearWSType of blockBlock owner