Syllabus (ENVIRONMENTAL SCIENCE)

Course Type: MAJ-8

Semester: 6

Course Code: BENVMAJ08T

Course Title: ENVIRONMENTAL PHYSICS & ENVIRONMENTAL CHEMISTRY

(L-P-Tu): 5-0-1

Credit: 6

Practical/Theory: Theory

Course Objective: To build up fundamental knowledge on environmental physics and chemistry To make the students familiar with the different aspects of atmospheric chemistry

Learning Outcome: Students grow sound knowledge on Environmental Physics, Environmental Chemistry Atmospheric Chemistry

Environmental Physics: (LECTURE – 30)

Basic concept of light and matter; Relation between energy, wavelength and frequency; Black body radiation; Beer-Lambert law; First and second law of thermodynamics, entropy, enthalpy, heat transfer processes, Gibb’s free energy; Photovoltaic cells; Osmosis, osmotic pressure, plant cell as osmotic system and relationship with turgor pressure, wall pressure and osmotic pressure; Water potential concept, types; Water potential changes in plasmolysis and deplasmolysis, imbibition

Environmental Chemistry: (LECTURE – 35)

Concept of general chemistry: Molecular weight, equivalent weight,; Strength of solution; Redox reactions; Metals and non-metals; Aromatic and aliphatic organic compounds; Saturated and unsaturated hydrocarbons; Classification and distribution of elements in the earth; Ions, particles and radicals in the atmosphere; Principles of chemical reactions, acids, bases and salts, solubility of salts, concept of pH, buffer solutions; Box model; Gaussian plume model, mixing heights

Atmospheric Chemistry: (LECTURE – 25)

Structure & composition of atmosphere; photochemical reactions in atmosphere; smog formation, types of smog (sulphur smog and photochemical smog); chemistry of acid rain; Free radicals and ozone layer depletion: Role of CFCs in ozone depletion; Movement of pollutants (diffusion and dispersion); Wind rose, atmospheric stability, plume behavior

Suggested Books

1. Environmental Chemistry: A.K. De, New age (P) Ltd.
2. Chemistry for Environmental Engineering: Clair N Sawyer, Perry L. Mccarthy & Gene F. Parkin., Mc Graw - Hill lnc
3. A text book of Environmental Chemistry and Pollution Control: S.S. Dara., S. Chand & Company Ltd.
4. Chemistry of the Environment, 2^nd Edn., Thomas G Spiro &William M Stigliani; Prentice-Hall of India, New Delhi, 2003
5. Atmospheric Chemistry (HB): Royal Society of Chemistry; Holloway
6. Biophysics; G. R. Chatwal, Himalaya Publishing House
7. Environmental Chemistry with Green Chemistry, Asim K Das, Books and Allied (P) Ltd., 2010
8. Physical Chemistry, P C Rakshit; Sarat Book Hous
9. Introduction to Environmental Engineering and Science, Gilbert M Masters; Pearson Edition
10. Environmental Chemistry, S.E Manahan; CRC Press, Taylor and Francis Group
11. Introduction to Biophysics, P K Banerjee; S Chand