Advanced Engineering Chemistry 2022 Question Paper — Government Colle…
The 2022 Advanced 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: Advanced Engineering Chemistry
- Course: Advanced Engineering Chemistry
- Branch: ELEC / E&C / COMP / I.T. ENGINEERING
- Year: 2022
- Paper: end-term
- Duration: 180 minutes
- Total marks: 100
Instructions
- Attempt five questions in all selecting at least two questions from each Section.
- Each question carries 20 marks.
Questions
SECTION- A
- QQ1. (a) What is a drug? Discuss in detail the different types of antibiotics and give their applications. (10) (b) What do you mean by green chemistry? Explain in detail the 12 principles of green chemistry. (10) [20 marks]
- QQ2. (a) What are plastics? Classify them and give the various moulding constituents of the plastics. (12) (b) What are varnishes? Discuss in detail the method of preparation of oil varnishes. (8) [20 marks]
- QQ3. (a) Explain in detail the principle of NMR spectroscopy. Discuss the various applications of NMR spectroscopy. (10) (b) Explain the following: i) Types of Electronic transitions in UV spectroscopy (5) ii) Give the properties and uses of white lead (5) [20 marks]
- QQ4. (a) Discuss in detail the different kinds of molecular vibrations in IR spectroscopy? Give suitable examples. (10) (b) Explain the following: i) Applications of green chemistry (5) ii) Differentiate between paints and varnishes. (5) [20 marks]
SECTION - B
- QQ5. (a) Define Nano chemistry and give the properties of nano particles. Write the structure and applications of Graphene. (12) (b) What are semiconductors? Give the properties and uses of semiconductors. (8) [20 marks]
- QQ6. (a) What do you mean by electrolysis? Explain in detail the working and applications of a galvanic cell. (10) (b) Explain the following: i) Faradays laws of electrolysis (5) ii) Mass transfer by electroplating. (5) [20 marks]
- QQ7. (a) What is hardness of water, give its types? Explain in detail how the hard water is softened by zeolite process. (10) (b) Explain the following: i) Priming and foaming (5) ii) Brownian motion in colloids (5) [20 marks]
- QQ8. (a) What are colloids? Explain the following properties of colloids i) Tyndall effect ii) Electrophoresis (12) (b) Describe in detail how the hardness of water is determined by EDTA method? (8) [20 marks]