Solved question paper for CHEMISTRY May-2012 (B-TECH 1st-2nd)

Solved Question Paper

Engineering chemistry May-2012

PTU • B-TECH • Mechanical Engineering • 1st-2nd • May-2012

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. What happens on absorption of IR radiation by the molecule?
    Short Answer 2 Marks May-2012 • PTU B-TECH
  2. At what wavelength the coloured compounds absorb?
    Short Answer 2 Marks May-2012 • PTU B-TECH
  3. Explain temporary and permanent hardness of water.
    Short Answer 2 Marks May-2012 • PTU B-TECH
  4. What is partition chromatography?
    Short Answer 2 Marks May-2012 • PTU B-TECH
  5. What is electrode potential?
    Short Answer 2 Marks May-2012 • PTU B-TECH
  6. What is galvanic corrosion?
    Short Answer 2 Marks May-2012 • PTU B-TECH
  7. What are primary and secondary photochemical processes?
    Short Answer 2 Marks May-2012 • PTU B-TECH
  8. What is chemical shift?
    Short Answer 2 Marks May-2012 • PTU B-TECH
  9. Explain Eutectic point.
    Short Answer 2 Marks May-2012 • PTU B-TECH
  10. Give two merits of phase rule.
    Short Answer 2 Marks May-2012 • PTU B-TECH
  11. Describe reverse osmosis for desalination of water.
    Long Answer 4 Marks May-2012 • PTU B-TECH
  12. Discuss hot lime soda process of water softening.
    Long Answer 4 Marks May-2012 • PTU B-TECH
  13. Discuss anodic and cathodic coating for corrosion control.
    Long Answer 4 Marks May-2012 • PTU B-TECH
  14. Explain the mechanism of wet corrosion.
    Long Answer 4 Marks May-2012 • PTU B-TECH
  15. What is chromatography? Discuss its classification.
    Long Answer 4 Marks May-2012 • PTU B-TECH
  16. What is the significance of R f ? How it can be found experimentally?
    Long Answer 4 Marks May-2012 • PTU B-TECH
  17. What is overvoltage? Discuss the factors affecting overvoltage value.
    Long Answer 4 Marks May-2012 • PTU B-TECH
  18. Discuss the concentration cell.
    Long Answer 4 Marks May-2012 • PTU B-TECH
  19. Calculate the number of moles of HCl(g) produced by absorption of one joule of radiant energy of wavelength 480 nm in the following reaction, if the quantum yield of photochemical reaction is 1.0 × 10 6. H2(g) + Cl2(g) → 2HCl(g)
    Long Answer 4 Marks May-2012 • PTU B-TECH
  20. Discuss the phenomenon of photosynthesis.
    Long Answer 4 Marks May-2012 • PTU B-TECH
  21. Explain the uses of UV-visible spectroscopy.
    Long Answer 4 Marks May-2012 • PTU B-TECH
  22. Discuss the factors responsible for intensity of spectral lines.
    Long Answer 4 Marks May-2012 • PTU B-TECH
  23. Draw and explain the splitting pattern observed in the 1HNMR of CHBr2CH2Br?
    Long Answer 4 Marks May-2012 • PTU B-TECH
  24. Discuss spin-lattice relaxation.
    Long Answer 4 Marks May-2012 • PTU B-TECH
  25. Draw and explain the phase diagram of carbon.
    Long Answer 8 Marks May-2012 • 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.