Solved question paper for CHEMISTRY Dec-2017 (B-TECH 1st-2nd)

Solved Question Paper

Engineering chemistry Dec-2017

PTU • B-TECH • Mechanical Engineering • 1st-2nd • Dec-2017

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. SECTION A

    1. Compulsory Question:
    a) Why do we express hardness of water in terms of CaCO3, equivalents?

    Very Short Answer Dec-2017 • PTU B-TECH
  2. What is meant by single electrode potential?

    Very Short Answer Dec-2017 • PTU B-TECH
  3. What do you understand by reduced phase rule?

    Very Short Answer Dec-2017 • PTU B-TECH
  4. Write a note on soil corrosion.

    Very Short Answer Dec-2017 • PTU B-TECH
  5. What do you mean by spin-lattice relaxation in NMI?

    Very Short Answer Dec-2017 • PTU B-TECH
  6. List the three criteria for phase equilibrium of a multi-component system.

    Very Short Answer Dec-2017 • PTU B-TECH
  7. Why is it not possible to measure the limiting molar conductivity of a weak
    electrolyte experimentally?

    Very Short Answer Dec-2017 • PTU B-TECH
  8. Define quantum yield. Give its mathematical expression.

    Very Short Answer Dec-2017 • PTU B-TECH
  9. Discuss the principle behind liquid chromatography.

    Very Short Answer Dec-2017 • PTU B-TECH
  10. Define B.O.D and C.O.D.

    Very Short Answer Dec-2017 • PTU B-TECH
  11. SECTION B

    2. What is boiler feed water? Explain the scale and sludge formation in boiler.

    Short Answer Dec-2017 • PTU B-TECH
  12. Explain the mechanism of electrochemical corrosion with example.

    Short Answer Dec-2017 • PTU B-TECH
  13. Explain the principle and working of TLC. List its important applications.

    Short Answer Dec-2017 • PTU B-TECH
  14. What is liquid junction potential? Derive the expression for liquid junction potential.
    How can it be minimized or eliminated?

    Short Answer Dec-2017 • PTU B-TECH
  15. SECTION C

    6. What do you understand by luminescence? Briefly explain the different types of
    luminescence.

    Long Answer Dec-2017 • PTU B-TECH
  16. What do you mean by resolving power of a spectrometer? Explain taking the example of a prism as the dispersing element. Also explain how the resolution depends upon slit width.

    Long Answer Dec-2017 • PTU B-TECH
  17. How does absorption signal originate in NMR spectroscopy? What is meant by resonance in NMR spectroscopy.

    Long Answer Dec-2017 • PTU B-TECH
  18. Derive the criteria for phase equilibria for a multi-component system. Deduce from it, the criteria for two phase equilibria for one component system.

    Long Answer Dec-2017 • 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.