Page 108 - CatalogNEP-LS

PRACTICAL (30 Hours)

1. Qualitative Analysis: Separation, purification, and identification of binary mixture of
organic compounds, TLC, column chromatography and IR spectroscopy.
2. Organic Synthesis: Sandmeyer reaction: p-chlorotoluene from p-toluidine. Acetoacetic ester
condensation: Synthesis of ethyl-n-butylacetoacetate by A.E.E
Condensation. Preparation of iodoform from acetone (Haloform reaction).
Preparation of polystyrene, anthranilic acid, fluorosceine-eosin, and methyl orange

SUGGUESTED READINGS:

1. Fleming, I., Pericyclic Reactions, Pubs: Oxford Science Publications (2015).
2. Sankararaman, S. Pericyclic reactions a textbook: reactions, applications and theory, Pubs:
Wiley India, New Delhi (2016).
3. Gill, G.B.; Willis, M.R. Pericyclic Reactions, Pubs: London, Chapman & Hall. (1974).
4. Morrison J. D. (eds) Asymmetric Synthesis, Vol. 1 to 5, Pubs: Academic Press.(1992).
5. Aitken R.A. and Kilenyi S.N., Asymmetric Synthesis, Pubs: Academic Press. (1994).
6. Proctor Garry, Asymmetric Synthesis, Pubs: Academic Press (1996)

Chem.423 Surfaces and Macromolecules 3+1

LEARNING OBJECTIVES:

Objectives of this course are:
 To teach the fundamental concepts of surface chemistry and their applications.
 To develop requisite intellectual and laboratory skills.

LEARNING OUTCOMES:

The student will be able to
 understand the processes associated with surface chemistry.
 have an insight into the processes involving macromolecules

THEORY (45 Hours)

UNIT-I (11 Hours)

Surface tension and surface free energy (theory and measurement methods), Capillarity Contact
angle (theory and measurement methods), wetting, Surface forces, Surface films on liquid
substrates (surface potential, monomolecular films, Langmuir Blodgett layers), Electrical aspects
of surface chemistry (electrical double layer, zeta potential,)Solid liquid interface, stability of
dispersions, Adsorption, adsorption isotherms Langmuir and BET adsorption (derivation), Gibbs
adsorption equation and its derivation from thermodynamic considerations. Characterization of
colloidal particles including Brownian movement, Electrokinetic phenomena, Stabilization of
colloidal systems and theories of stability; zeta potential, Coagulation, Flocculation of colloids by
electrolytes and its mechanism.
UNIT-II (11 Hours)

Precipitation of sols by electrolytes, Hardy Schulz rules, other methods of precipitation.
Detergency, surfactants, self-assembly, micelles and vesicles Emulsions, foams, and aerosols
Thermodynamics of micellization, Phase separation and Mass action models, Solubilization,

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