Solved question paper for CHEMISTRY Dec-2011 (B-TECH 1st-2nd)

Solved Question Paper

Engineering chemistry Dec-2011

PTU • B-TECH • Information Technology • 1st-2nd • Dec-2011

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. How the use of ultrasonic radiation can help in green syntheses?
    Short Answer 2 Marks Dec-2011 • PTU B-TECH
  2. A copper equipment should not possess a small steel bolt. Explain.
    Short Answer 2 Marks Dec-2011 • PTU B-TECH
  3. What are third generation petrochemicals?
    Short Answer 2 Marks Dec-2011 • PTU B-TECH
  4. What is standard hard water?
    Short Answer 2 Marks Dec-2011 • PTU B-TECH
  5. What is meant by polymerization?
    Short Answer 2 Marks Dec-2011 • PTU B-TECH
  6. State Beer–Lambert law.
    Short Answer 2 Marks Dec-2011 • PTU B-TECH
  7. How scale formation in boilers can be prevented?
    Short Answer 2 Marks Dec-2011 • PTU B-TECH
  8. Hydrogen chloride can undergo stretching vibration only, while carbon dioxide can undergo stretching and bending vibrations. Explain.
    Short Answer 2 Marks Dec-2011 • PTU B-TECH
  9. What is nanochemistry?
    Short Answer 2 Marks Dec-2011 • PTU B-TECH
  10. What is meant by shielding and deshielding of a proton nucleus?
    Short Answer 2 Marks Dec-2011 • PTU B-TECH
  11. Discuss the principle of UV/Visible spectroscopy.
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  12. Draw and explain 1H NMR spectrum pattern for Cl2CH-CHCl-CHCl2.
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  13. Draw well labeled Jablonski diagram. Discuss non-radiative transitions.
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  14. Describe photovoltaic cells.
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  15. What are the disadvantages of sludge formation? How it can be prevented?
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  16. Discuss hot lime soda process for softening of water. What are its advantages and disadvantages?
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  17. Define Green Chemistry.
    Short Answer 8 Marks Dec-2011 • PTU B-TECH
  18. What do you understand by atom economy?
    Short Answer 8 Marks Dec-2011 • PTU B-TECH
  19. Explain the design of safer chemicals by giving examples.
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  20. Discuss mechanism of wet corrosion.
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  21. What do you understand by corrosion and stress corrosion?
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  22. What types of intermolecular bonds are present in polymers? Explain.
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  23. What do you understand by tacticity in polymers? Explain different types.
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  24. What do you understand by two dimensional assemblies?
    Short Answer 8 Marks Dec-2011 • PTU B-TECH
  25. Explain supramolecular structures.
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  26. Discuss natural gas. Discuss its treatment processes.
    Long Answer 8 Marks Dec-2011 • PTU B-TECH
  27. Discuss the production of ethylene and propylene.
    Long Answer 8 Marks Dec-2011 • PTU B-TECH

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Answers about this subject, solved papers, and preparation.

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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.