Question Paper: Engineering Chemistry 2 : Question Paper May 2013 - First Year Engineering (Semester 2) | Anna University (AU)
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Engineering Chemistry 2 - May 2013

First Year Engineering (Semester 2)

TOTAL MARKS:
TOTAL TIME: HOURS

1 Define electrode potential.(2 marks) 10 What is a finger print?(2 marks) 11 (a) (i) What is an electrochemical series? What are its uses?(8 marks) 11 (a) (ii) Give the construction and working of a glass electrode.(8 marks) 11 (b) Explain and derive the Nernst equation. What are its applications?(16 marks)


Answer any one question from Q12 (a) & Q12 (b)

12 (a) Why corrosion be prevented? Discuss the methods of corrosion control.(16 marks) 12 (b) What is paint? What are its Constituents? Explain the functions of each constituent.(16 marks)


Answer any one question from Q13 (a) & Q13 (b)

13 (a) Explain the Petroleum refinery process in detail with neat sketches. What are the properies and applications of its various fractions?(16 marks) 13 (b) (i) Describe the Fischer Tropsch method with a neat sketch.(8 marks) 13 (b) (ii) What is producer gas? What is its composition? Discuss its method of production.(8 marks)


Answer any one question from Q14 (a) & Q14 (b)

14 (a) (i) Explain the phase diagram of water in detail with a neat diagram.(10 marks) 14 (a) (ii) Define phase, component and degree of freedom with suitable example.(6 marks) 14 (b) (i) Explain the phase diagram of lead silver system.(8 marks) 14 (b) (ii) What is condensed phase rule? What is its significance?(8 marks) 15 (a) Discuss the Principle, construction and working mechanism of the UV visible spectroscopy.(16 marks)


Explain the following:

15 (b) (i) Estimation of Ni by AAS(8 marks) 15 (b) (ii) Estimation of Na by flame Photometry.(8 marks) 2 What is a reference electrode?(2 marks) 3 What is corrosion? What are its types?(2 marks) 4 What is electroless plating?(2 marks) 5 What is knocking?(2 marks) 6 What are the desirable characteristics of metallurgical coke?(2 marks) 7 What is an eutectic system?(2 marks) 8 Give the composition and use of brass and bronze.(2 marks) 9 State Beer Lambert's law.(2 marks)

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