VTU Engineering Chemistry CBCS Question Bank
Updated On Sat, September 28, 2019

VTU Engineering Chemistry CBCS Question bank

VTU Engineering Chemistry Question Bank ( CBCS Scheme) - Module 1 : Electrochemistry and Battery Technology

 

  1. Derive Nernst equation for single electrode potential.
  2. Explain construction & working of calomel electrode with its application.
  3. Explain construction & working of Ag Agcl electrode with its application.
  4. Determine the unknown electrode potential using calomel electrode
  5. Describe construction & working of glass electrode
  6. Explain determination of pH of unknown solution using glass electrode.
  7. What are concentration cells.
  8. Differentiate between conventional batteries and fuel cells.
  9. Explain the characteristics of a battery.
  10. Explain construction & working of zinc-air battery
  11. Describe the working of Ni-hydride battery
  12. Explain what are li-batteries. Explain the working of LiMnO2 battery.
  13. Explain construction & working for Li-ion battery.
  14. What are fuel cells. Explain the advantages and disadvantages.
  15. Explain construction & working of methanol-oxygen fuel cell.

 

 

VTU Engineering Chemistry Question Bank (CBCS Scheme) - Module 2 : Corrosion and Metal Finishing

 

  1. Explain electrochemical theory of corrosion by taking Fe as an example
  2. How does the following factors affect the rate of corrosion (all factors).
  3. What is cathodic protection? Explain sacrificial anodic method & impressed current/Voltage method.
  4. What is Anodizing? Explain the anodizing of AL.
  5. Write a note on differential metal corrosion.
  6. Explain waterline corrosion & pitting corrosion.
  7. What is differential aeration corrosion. Explain with example.
  8. Explain Galvanization & tinning
  9. Explain why nut & bolt should be made up of same metal
  10. Explain why ship moving in water corrodes below water level.
  11. What is metal finishing? Give the technological importance of metal finishing.  (5m).
  12. Discuss polarization and over voltage which govern the electroplating.(5m)
  13. Explain current density, pH ,Temperature, Metal Concentration & Electrolyte, Plating Bath Solution, Throwing Power of the electrolytic bath which influence the nature of electro deposit.(2marks each)
  14. Discuss the electroplating of Ni using  Watts bath. (5Marks)
  15. Explain the process of manufacture of double sided PCB with copper. (5 Marks)
  16. Discuss the electroplating of Chromium (5 m)
  17. What is electrolessplating? Differentiate between electroplating & electrolessplating (5m)
  18. Explain electrolessplating of Copper  (5 m)

 

 

VTU Engineering Chemistry Question Bank (CBCS Scheme) - Module 3 : Fuels and Solar Energy

 

  1. What are chemical fuels? Give the Classification.
  2. Define Calorific Value? Describe determination of Calorific value of solid fuel using bomb Calorimeter.
  3. What is cracking? Explain fluidized bed catalytic cracking
  4. What is Knocking? Explain mechanism of petrol Knocking
  5. Explain diesel knocking with mechanism.
  6. What is Octane number? Explain how octane number of fuel can be increased?
  7. What is reformation? Explain the reactions involved.
  8. Write a note on power alcohol, cetane number.
  9. Explain synthesis of petrol by Fischer-tropsch process.
  10. What is biodiesel? Explain production of biodiesel by transesterification of triglyceride.
  11. What are PV Cells? Give the importance of PV Cells.
  12. Explain the construction and working of PV Cells
  13. Explain the utilization of PV Cells
  14. Explain the production of Solar grade silicon by union carbide process.
  15. What is Doping? Explain doping of silicon by diffusion technique.
  16. Explain the design of PV Cells- Module, Panel, Array.
  17. Explain the purification of silicon by zone refining technique.
  18. Discuss any two physical & chemical properties of silicon relevant to pv cells.

 

VTU Engineering Chemistry Question Bank (CBCS Scheme) - Module 4 : Polymers

 

  1. Explain free radical mechanism of vinyl chloride as monomer.
  2. Differentiate addition & condensation polymerization
  3. Discuss the synthesis, properties & applications of PMMA.
  4. Discuss the synthesis, properties & applications of polyurethane.
  5. Discuss the synthesis, properties & applications of polycarbonate.
  6. What is Tg and explain the important significance of Tg.
  7. Explain how the following factors influence the Tg- flexibility, Inter molecular forces, molecular  mass, branching and crosslinking, stereoregularity.
  8. Explain the structure property relationship of polymers
    • Crystallinity
    • Tensile Strength
    • Elasticity
  9. Chemical resistivity
  10. What are elastomers? Explain the synthesis and applications of silicon rubbers.
  11. What are adhesives? explain synthesis, properties & applications of epoxy resin.
  12. What are conducting polymers. Explain the mechanism of conduction of polyaniline & give the applications.
  13. Problems on molecular weight. Derive an expression to determine molecular weight of polymers.

 

 

VTU Engineering Chemistry Question Bank (CBCS Scheme) - Module 5 : Water Technology and Nanomaterials

 

  1. What are nano materials? Explain the synthesis of nano material by solgel & precipitation methods. 5m
  2. What are nano materials? Explain properties of nano materials  5m
  3. Explain synthesis of nano materials by chemical vapour condensation method. 5m
  4. Write a note on
    • Nano scale materials
    • Fullerenes
    • carbon Nano tubes 
    • Nano wires
    • Nano rods 
    • dendrimers
    • nano composites     (5m  each)
  5. Synthesis & uses of Fullerences?

 



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