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Explain in brief determination of pH of a solution using glass electrode.
How corrosion can be controlled by :
ii) Galvanising.
i) Cathodic protection
Define Corrosion. Discuss the mechanism of electrochemical corrosion by :
i) Hydrogen evolution mechanism ii) Oxygen absorption mechanism.
With a neat diagram, explain construction and working of lead-acid battery with reactions involved during discharging and charging.
What are fuel cells? Mention advantages and limitations of fuel cells.
What are the objectives of electrodeposition?
Explain in Brief any four factors affecting nature of electrodeposit.
What is meant by Electrodeposition? Discuss the theory of electrodeposition.
State and explain Faraday's laws of electrolysis.
What is meant by Polarography? Explain the working principle of a dropping mercury electrode polarograph with a neat diagram.
Write a note on electrical double layer.
Starting from the basics derive Butler - Volmer equation for one electron.
With a neat diagram, explain the method of determination of hydrogen over potential. Give its applications.
Explain the term over potential. What are the factors which influence the over potential?
Derive Nernst's equation of electrode potential for general redox reaction.
What are reversible electrodes? With a neat diagram, explain construction and working of calomel electrode. What are its advantages?
Discuss the mechanism of conductance in metals and semiconductots.
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