Question 1
(a)
Define covalent bond with suitable examples
3 Marks
(b)
Describe in detail scale and sludge formation.
4 Marks
(c)
State the limesoda process for the removal of hardness of water
7 Marks
Gujarat Technological UniversityWinter 2024 Examination
GTU 3110001 Chemistry Winter 2024 Paper Solution & PDF
B.E. · Common Engineering · Semester 1 · Subject Code: 3110001
Total Marks70 MarksExternal theory exam
Passing Marks23 Marks33% minimum cutoff
Exam Duration2.5 Hours10:30 AM – 1:00 PM
Paper Structure5 QuestionsWith internal OR choices
Question 2
(a)
Explain hybridization in methane
3 Marks
(b)
Discuss the important physical properties of metals
4 Marks
(c)
Explain electrochemical theory of corrosion.
7 Marks
OR OPTION
(c)
Discuss any four methods of corrosion control.
7 Marks
Question 3
(a)
Explain term good Fuel
3 Marks
(b)
Explain briefly factors influencing corrosion.
4 Marks
(c)
What is the basic principle of Electronic spectroscopy? Give any four applications of spectroscopic technique.
7 Marks
OR OPTION
(a)
Define Nanomaterials with two important properties.
3 Marks
(b)
Discuss the applications of nanomaterials in catalysis
4 Marks
(c)
Write a short note on ‘top down’ and ‘bottom-up approach’ to synthesize Nanomaterials.
7 Marks
Question 4
(a)
Define pH. Calculate pH of 0.01 N HNO3
3 Marks
(b)
What are the differences between gross and net calorific value of a fuel?
4 Marks
(c)
Draw a well labeled diagram of fractional distillation of crude petroleum showing its various fractions.
7 Marks
OR OPTION
(a)
Explain the terms :Octane and Cetane numbers
3 Marks
(b)
Give the Classification of alloys.
4 Marks
(c)
Give classification fuel. Discuss proximate analysis of fuel.
7 Marks
Question 5
(a)
Explain Biodegradable polymers
3 Marks
(b)
Discuss Reverse osmosis process for softening of water
4 Marks
(c)
Draw a well labeled diagram of Bioreactor and explain fermentation process.
7 Marks
OR OPTION
(a)
Give Heisenberg’s uncertainty principle
3 Marks
(b)
Find the air required for complete combustion of coal having C=80% ,H=6%, and S=2.5%
4 Marks
(c)
Draw and explain the process flow diagram of ethanol production using fermentation technology
7 Marks
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About this Examination Paper & Attribution
Official Gujarat Technological University (GTU) examination paper and step-by-step solutions for Chemistry (Winter 2024, B.E. · Common Engineering, Sem 1). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.
Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.