Colloids, Phase Equilibria, Surface Chemistry & Solid State

Course Code2872Marks: 100Credits: 4Class Hours: 60Course TitleColloids, Phase Equilibria, Surface Chemistry & Solid State1. Phase Equilibrium: Phase, components and degrees of freedom; phase rule; application in one component system like water and sulfur, Completely and partially miscible liquid pairs; Duhem-Margules equation. Industrial application of distillation and fractional distillation; Twocomponent system; solid-liquid system, solid-solid binary systems with reference to alloy, cooling curves, systems with and without compound formation, congruent and incongruent melting points; Efflorescence and deliquescence, vapour pressure of a saturated solution; Introductoryidea about ternary systems and triangular phase diagram. 2. Colloidal State of matter: Classification, preparation and physical properties, Electrokinetic phenomena; Collodial electrolytes and their uses, Emulsion; preparation, properties, stability and use. 3. Surface Chemistry: Solid surfaces and their characterization; Adsorption on solid surfaces: technique for measurement of adsorptionfrom gas phase and solution; Langmuir, Frundlichand BET adsorption isotherm: Enthalpy of adsorption; Adsorption onliquid surface. Gibb’s adsorption equation; Surface film; Electro-capillary phenomena. 4. Solid States: Perfect crystal, point defect, Calculation of Schottky and Frenkel defects in ionic solids, Influence of defects on the physical properties of solids,colour centres, Band Theory: Semi conductors and their types, doping measurements of semi conductivity, Non-stoichiometric metal oxides, super conductors. Hall effects and its applications. Books Recommended: 1.An Introduction to Chemisorption and Catalysis by Metals-R.P.A. Gasser. 2.Colloidal Science –A.E. Alexander and Johnson. 3.Colloidal Chemistry –B. Jigensons and M.E. Straumanis4.Text of Colloidal Chemistry –A.B Weiser5.Phase Rule-Findlay. Revised by Compbell. 6.Solid State Chemistry. N.B. Hannay 7.Solid State Chemistry. A.K. Galwey