Solved question paper for CHEMISTRY Dec-2019 (B-TECH 1st-2nd)

Solved Question Paper

Engineering chemistry Dec-2019

PTU • B-TECH • Electrical Engineering • 1st-2nd • Dec-2019

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. Calculate the degrees of freedom for acetylene molecule and water molecule.
    Short Answer 2 Marks Dec-2019 • PTU B-TECH
  2. How is Bohr magneton related to Nuclear magneton?
    Short Answer 2 Marks Dec-2019 • PTU B-TECH
  3. Discuss briefly about differential aeration corrosion.
    Short Answer 2 Marks Dec-2019 • PTU B-TECH
  4. Write a note on coercing colloids.
    Short Answer 2 Marks Dec-2019 • PTU B-TECH
  5. What are polymer reinforced composites?
    Short Answer 2 Marks Dec-2019 • PTU B-TECH
  6. What is the physical significance of extinction coefficient?
    Short Answer 2 Marks Dec-2019 • PTU B-TECH
  7. Write a note on properties of natural gas.
    Short Answer 2 Marks Dec-2019 • PTU B-TECH
  8. Discuss in detail about use of alternative solvents in Green Chemistry.
    Short Answer 2 Marks Dec-2019 • PTU B-TECH
  9. What is resonance fluorescence? Give one example.
    Short Answer 2 Marks Dec-2019 • PTU B-TECH
  10. What do you understand by gerade and ungerade orbitals?
    Short Answer 2 Marks Dec-2019 • PTU B-TECH
  11. Explain with suitable derivations what type of rotation-vibration spectrum is observed for a diatomic molecule, taking it as an anharmonic oscillator.
    Long Answer 8 Marks Dec-2019 • PTU B-TECH
  12. What do you understand by terms spin multiplicity, singlet and triplet states? Explain Jablonski diagram in detail.
    Long Answer 8 Marks Dec-2019 • PTU B-TECH
  13. What do you understand by internal conditioning? Explain phosphate and calgon conditioning.
    Long Answer 8 Marks Dec-2019 • PTU B-TECH
  14. Describe ultrasonication and microwave irradiation in Green synthesis with suitable examples.
    Long Answer 8 Marks Dec-2019 • PTU B-TECH
  15. Write a detailed note on various types of corrosion and various methods used for corrosion control with chemical equations.
    Long Answer 8 Marks Dec-2019 • PTU B-TECH
  16. Write the differences between thermoplastics and thermosetting plastics. Also discuss differences in methods of their preparations.
    Long Answer 8 Marks Dec-2019 • PTU B-TECH
  17. Write a detailed note on nanoscale materials.
    Long Answer 8 Marks Dec-2019 • PTU B-TECH
  18. Discuss in detail the natural gas treatment processes and conversion processes.
    Long Answer 8 Marks Dec-2019 • PTU B-TECH

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FAQ

Frequently Asked Questions

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.