Question 1
(a)
Define the following terms: Chemistry, Ions, Atomic Size
3 Marks
(b)
Discuss the periodic property for a periodic table.
4 Marks
(c)
Explain chemical bondings with suitable examples.
7 Marks
Gujarat Technological UniversitySummer 2025 Examination
GTU 3110001 Chemistry Summer 2025 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)
Define the following terms:
Ionization Energy, Hard Acid, Covalent Bond
3 Marks
(b)
Mention various sources and impurities present in water.
4 Marks
(c)
Explain various boiler problems & how can it be solved by engineering applications.
7 Marks
OR OPTION
(c)
Explain various softening methods with suitable diagrams.
7 Marks
Question 3
(a)
Define the following terms: Soft Water, Brine, Coagulant
3 Marks
(b)
Mention various properties of metals with examples.
4 Marks
(c)
Explain domestic water treatment and also desalination of brakish water.
7 Marks
OR OPTION
(a)
Define the following terms: Metals, Non-Metals, Alloy
3 Marks
(b)
What are alloys, classify them with examples?
4 Marks
(c)
Explain the metallurgy of copper with industrial applications.
7 Marks
Question 4
(a)
Define the following terms: Polymers, Fibers, Rubber
3 Marks
(b)
Mention difference type of rubber and why it is vulcanized?
4 Marks
(c)
Classify in detail fibers along with their importance to society.
7 Marks
OR OPTION
(a)
Define the following terms: Nano Material, Fuel, Catalyst
3 Marks
(b)
What are the sources, properties and applications of fullerenes?
4 Marks
(c)
Explain application of nano materials in catalysts, textile and medicine.
7 Marks
Question 5
(a)
Define the following terms: Combustion, Biotechnology, Enzyme
3 Marks
(b)
What is fractional distillation?
4 Marks
(c)
What is proximate analysis for coal?
7 Marks
OR OPTION
(a)
Define the following terms: pH, Spectra, Conductance
3 Marks
(b)
How is biotechnology helpful in agriculture, food and in medicine?
4 Marks
(c)
Mention the principles of spectroscopy along with their application.
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 (Summer 2025, 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.