| Lectures: 4 Periods/Week | Sessional Marks: 30 |
| University Exam: 3 Hours | University Examination Marks: 70 |
UNIT-I
Review of basics of Electro-chemistry:
Faraday's law, Nernst potential, galvanic cells, polarography.The electrical double
layer: Its role in Electro-chemical process, Electro-capillary curve, Helmota layer,
Gucy, Steven's layer, fields at the interface.
UNIT-II
Mass transfer in Electro-chemical systems:
Diffusion controlled Electro-chemical reaction, the importance of convection and the
concept of limiting current, mass transfer over potential or concentration polarization.
Secondary current distribution, the rotating disc electrode.
UNIT-III
Primary and Secondary batteries:
Lechlanche dry cell, Alkaline manganese cell, mercury cell, reverse electrolyte cells
like Mg-CuCl2, Mg-Pbo2, Zh-PbO2, secondary cells like lead and Ni-Cd, Ni-Fe, AgC-Zn, AgC-Cd,
sodium-sulphur, Li-S, fuel cells.
UNIT-IV
Electrodes used in different electrochemical industries:
Metals, graphite, lead dioxide, titanium substrate insoluble electrodes, iron oxide, semi
conducting type etc., Metal finishing: Electro deposition, Electro refining, Electro forming,
Electro polishing, anodizing, selective solar coatings, cell design.
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