Electrochemistry and Theory of Solutions

Course guarantor:

Barbora Drtinová

Lecturer:

Barbora Drtinová

Tutor:

Barbora Drtinová

Supervisor:

Department of Nuclear Chemistry

Synopsis:

The subject Electrochemistry and Theory of Solutions focuses on the issue of thermodynamics of solutions, especially electrolytes. Attention is paid to electrode processes, galvanic cells, electrochemical phenomena at liquid interfaces and polarographic methods.

Requirements:

Syllabus of lectures:

1.Introduction to solvent theory: partial molar state functions, chemical potentials, Gibbs - Duhem equation, activity and activity coefficients, colligative properties, diffusion in solutions.

2.Introduction to electrochemistry: electrochemical processes, the Faraday`s laws, coulometry, solvation of ions, ion pairs, electrolytic transfer.

3.Electrolytic conduction: molar and equivalent conductance, Kohlrausch law of independent ion migration, classical electrolyte dissociation theory, Ostwald dilution law, ion mobility, applications of conductance measurements.

4.Ion interaction theory: ion atmosphere, limiting law of electrolytic conductivity, viscous, electrophoretic and relaxation effects, Debye - Hückel - Onsager equation, Wiener effect, Debye- Falkenhagen effect.

5.Thermodynamics of electrolytes solutions: activity and activity coefficients of ions, mean chemical potential, activity, and activity coefficients, ionic strength, Lewis` empirical relation, ion interaction theory and activity coefficients of ions.

6.Galvanic cells: electric tension and its measurement, dependence of the electric tension on state functions, Nernst equation, electrode potentials, basic types of electrodes and galvanic cells, applications of potentiometric measurements.

7.Potentials on liquid interfaces: phase potential and electrochemical potential, difussion potential, Donnan potential, ion exchange membranes, ion selective electrodes.

8.Kinetics of electrode processes (basics): kinetic theory of electrode potential, electrode reactions, concentration and chemical polarization, overvoltage, decomposition voltage, dependence of current-flow density on the overvoltage.

9.Influence of transport phenomena on the electrode processes: basics of polarography, Ilkovic`s equation and equation of polarographic wave, half-wave electric tension.

Syllabus of tutorials:

Study Objective:

Study materials:

Key Literature:

1.Lecturer study material (2024 update)

2.Levine, I.N.: Physical Chemistry, 6th ed., McGraw-Hill Science/Engineering/Math, USA, 2008.

Recommended Literature:

3.Atkins, P., de Paula, J., Keeler, J.: Physical Chemistry Atkins' Physical Chemistry, 11th ed., OUP Oxford, GB, 2017.

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans: