Solved question paper for CHEMISTRY May-2016 (B-TECH 1st-2nd)

Solved Question Paper

Engineering chemistry May-2016

PTU • B-TECH • Information Technology • 1st-2nd • May-2016

engineering chemistry previous year question papers on BRpaper are organized for students of Punjab Technical University’s Bachelor of Technology program, 1st-2nd semester. This section makes it easier to browse subject-wise old question papers for engineering chemistry, so students can review how questions are typically framed in past exams and get a sense of the exam pattern. Many students search for engineering chemistry previous year question paper while preparing for exams, and this page is built to support exactly that kind of subject-wise browsing and revision. BRpaper is not the official website of Punjab Technical University or any institution, and it does not publish official notices or academic updates.

Solved Questions

Solved
  1. Why should the presence of CO2 be avoided in boiler feed water?
    Short Answer 2 Marks May-2016 • PTU B-TECH
  2. What do you understand by number average molecular weight of polymer?
    Short Answer 2 Marks May-2016 • PTU B-TECH
  3. What are petrochemicals? What are the primary raw materials for petrochemicals?
    Short Answer 2 Marks May-2016 • PTU B-TECH
  4. Methanol is a good solvent for UV but not for IR studies. Why?
    Short Answer 2 Marks May-2016 • PTU B-TECH
  5. Explain phosphorescence.
    Short Answer 2 Marks May-2016 • PTU B-TECH
  6. What are ionic liquids?
    Short Answer 2 Marks May-2016 • PTU B-TECH
  7. What do you understand by functionality in polymer chemistry?
    Short Answer 2 Marks May-2016 • PTU B-TECH
  8. Define nanoscience.
    Short Answer 2 Marks May-2016 • PTU B-TECH
  9. Distinguish between priming and forming.
    Short Answer 2 Marks May-2016 • PTU B-TECH
  10. Compare dry and wet corrosion.
    Short Answer 2 Marks May-2016 • PTU B-TECH
  11. What are different kinds of electronic transitions? Explain each type with suitable examples.
    Long Answer 4 Marks May-2016 • PTU B-TECH
  12. Explain the principle of nuclear magnetic resonance spectroscopy.
    Long Answer 4 Marks May-2016 • PTU B-TECH
  13. Define Beer-Lambert’s law. What are its limitations?
    Long Answer 4 Marks May-2016 • PTU B-TECH
  14. A substance when dissolved in water at 10–3 M concentration absorbs 10% of the incident radiation in a path of 1 cm length. What should be the concentration of the solution in order to absorb 80% of the same radiation?
    Short Answer 4 Marks May-2016 • PTU B-TECH
  15. What are the major disadvantages of hard water when used for domestic purposes?
    Short Answer 4 Marks May-2016 • PTU B-TECH
  16. What are the major disadvantages of hard water when used for industrial purposes?
    Short Answer 4 Marks May-2016 • PTU B-TECH
  17. What are the major disadvantages of hard water when used for steam generation in boilers?
    Short Answer 4 Marks May-2016 • PTU B-TECH
  18. How is water disinfected by chlorination?
    Short Answer 4 Marks May-2016 • PTU B-TECH
  19. Define Green Chemistry. Explain the differences between traditional approach to reduce pollution and the Green chemistry approach.
    Long Answer 4 Marks May-2016 • PTU B-TECH
  20. Explain usefulness of supercritical CO2 as an alternative solvent with examples.
    Short Answer 4 Marks May-2016 • PTU B-TECH
  21. Explain usefulness of water as an alternative solvent with examples.
    Short Answer 4 Marks May-2016 • PTU B-TECH
  22. What is corrosion? Explain electrochemical theory of corrosion.
    Long Answer 4 Marks May-2016 • PTU B-TECH
  23. Explain differential metal corrosion.
    Short Answer 4 Marks May-2016 • PTU B-TECH
  24. What is polymerization?
    Short Answer 4 Marks May-2016 • PTU B-TECH
  25. Differentiate between addition polymerization and condensation polymerization. Give examples of addition and condensation polymerization.
    Long Answer 4 Marks May-2016 • PTU B-TECH
  26. What is tacticity?
    Short Answer 4 Marks May-2016 • PTU B-TECH
  27. How polymers are classified on the basis of tacticity?
    Short Answer 4 Marks May-2016 • PTU B-TECH
  28. What is self-assembly?
    Short Answer 4 Marks May-2016 • PTU B-TECH
  29. What are its distinctive features and advantages?
    Short Answer 4 Marks May-2016 • PTU B-TECH
  30. Discuss applications of nanomaterials in medicine.
    Long Answer 4 Marks May-2016 • PTU B-TECH
  31. Discuss briefly the natural gas treatment processes. Illustrate with the help of diagram.
    Long Answer 4 Marks May-2016 • PTU B-TECH
  32. Discuss cracking for the production of ethylene.
    Short Answer 4 Marks May-2016 • PTU B-TECH
  33. Discuss purification for the production of ethylene.
    Short Answer 4 Marks May-2016 • PTU B-TECH

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01 Where can I find engineering chemistry previous year question papers for Bachelor of Technology, 1st-2nd semester?

This page lists engineering chemistry question papers uploaded for Punjab Technical University Bachelor of Technology, 1st-2nd semester, organized for subject-wise browsing where available.

02 Are these official Punjab Technical University question papers?

BRpaper is not the official website of Punjab Technical University. These papers are shared for reference and revision purposes only and are not official university material.

03 How can previous year engineering chemistry papers help in exam preparation?

Reviewing past papers can help you understand how questions are typically framed, notice commonly repeated topics, and get a sense of the exam pattern before your own exam.

04 What kind of topics does engineering chemistry usually cover?

The question papers here relate to the official engineering chemistry syllabus set by the university for this course and semester.

05 Does this page include a engineering chemistry previous year question paper or solved answers?

This page focuses on providing access to the previous year question papers themselves. A separate question bank or solved answers may not be available for every paper.

06 Can I find papers for other subjects in the same Bachelor of Technology?

Yes, BRpaper organizes papers by university, course, stream, and semester, so you can browse other subjects within the same Punjab Technical University Bachelor of Technology.