Applied Engineering Chemistry 2018 Question Paper — Government Colleg…
The 2018 Applied Engineering Chemistry previous year question paper (Government College of Engineering and Technology, Jammu), with every question and its marks.
- University: Government College of Engineering and Technology, Jammu
- Subject: Applied Engineering Chemistry
- Course: ENGINEERING CHEMISTRY
- Branch: New Course
- Year: 2018
- Paper: end-term
- Duration: 180 minutes
- Total marks: 100
Instructions
- Attempt any five questions in all, selecting at least two questions from each section.
- All questions carry equal marks.
Questions
Section-A
- Q1. (a) Write short notes on : (i) Enantiomerism (ii) Diastereoisomerism (5,5) (b) Write the structure and action of the following drugs : (i) Paracetamol (ii) Luminal (iii) Pencillin (iv) Morphine (10) [20 marks]
- Q2. (a) What is Latex ? How are Crepe and Gutta percha rubber isolated from Latex ? (10) (b) What are the properties and functions of different constituents of paint ? (10) [20 marks]
- Q3. (a) Differentiate between thermoplastic and thermosetting plastics, giving examples. (10) (b) Write notes on : (i) Importance of plastics (ii) Requisites of a good paint (5,5) [20 marks]
- Q4. (a) Explain the principle and applications of IR spectroscopy in organic chemistry. (12) (b) Explain why a uv spectrum consists of bands and not peaks. (8) [20 marks]
Section-B
- Q5. (a) What are the broad categories of water pollutants ? Explain. (12) (b) Discuss the adverse effects of air pollutants on humans, plants and buildings.. (8) [20 marks]
- Q6. (a) Describe briefly the various segments of environment. (12) (b) What are the sources of Lead in atmosphere ? Why is $pb^{2+}$ highly toxic ? (8) [20 marks]
- Q7. (a) State different varieties of brasses. Give their engineering properties and applications. (10) (b) Describe with a neat diagram, how portland cement is manufactured by wet process. (10) [20 marks]
- Q8. (a) How is hard water softened by ion-exchange process ? Explain. (10) (b) Write short notes on : (i) Scale and Sludge (ii) Priming and Foaming (3,3) (c) Write four points of comparison between the zeolite process and the lime-soda process. (4) [20 marks]