Guia docente 2023_24
Facultade de Química
Grado en Química
 Subjects
  Physical Chemistry II: Surfaces and Colloids
   Contents
Topic Sub-topic
I. TRANSPORT PHENOMENA. 1. Fundamental results of the kinetic theory of gases.
2. Non-electric transport phenomena:
Diffusion. Thermal conductivity. Viscosity.
3. Electric transport phenomena.
ionic conductivity. Ionic mobility.
Applications of conductivity measurements.
II. SURFACE PHENOMENA and SURFACE TENSION 1. Interfaces.
2. Thermodynamic treatment: surface tension.
curved interfaces. Kelvin equation
3. Capillarity and contact angle.
4. Interfaces with more than one component: Gibbs Law.
5. Monolayers. Detergency.
III. ADSORPTION ON SOLIDS 1. Description of the structure of solid surfaces.
2. Adsorption: general aspects.
3. Physisorption and Chemisorption.
4. Adsorption isotherms.
5. Electrified interface. Double layer models.
V. COLLOIDS 1. Classification of colloidal systems.
2. Synthesis of colloids.
3. Colloidal stability.
4. DLVO theory.
5. Association colloids: micelles, vesicles and microemulsions
IV. POLYMERS AND MACROMOLECULES 1. Structure of macromolecules.
2. Structural models. Conformations.
3. Distribution of molecular masses.
4. Characterization of macromolecules.
5. Polymerization. Degree of polymerization.
LABORATORY LESSONS Laboratory practices related to the contents of the theory classes:
- Transport phenomena: ionic conductivity.
- Surface phenomena: Surface tension Measurements.
- Adsorption on solid surfaces.
- Synthesis and characterization of macromolecules and colloids.
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