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Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
D.VOC. -SEMESTER 1(NEW SYLLABUS) EXAMINATION- WINTER 2018
Subject Code: 1210102 Date: 17.01.2019
Subject Name: Applied Chemistry
Time: 10:30 AM TO 12:30 PM Total Marks: 50
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
4. Language of answer can be English or Gujarati
Marks
Q.1

Write types of chemical bond.
05

What is hydrogen bond? Explain in detail.
Q.2

Define atomic number, mass number, isotopes and isobars.
05

Explain de-Broglie equation and Uncertainty Principle.
05
OR

Explain Rutherford model of the structure of atom.
05
Q.3

Define Corrosion. Explain theory behind Corrosion.
05

What are the characteristics of Fuel? Classify different type of solid fuel.
05
OR
Q.3

How can corrosion be prevented by different methods? Explain in brief.
05

What are the characteristic Parameters of Electromagnetic radiations?
05
Q.4

Explain Azimuthal quantum number, Magnetic spin quantum number.
05

List down the properties, composition and usage of producer-gas.
05
OR
Q.4

Explain water gas and oil gas in brief.
05

Explain different shapes of electronic orbital.
05
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Q.5

List methods used for sterilization of water. Explain break-point chlorination?
05

Explain steps involved in treatment of sewage water.
05
OR
Q.5

Explain Scale and Sludge formation in boiler and its prevention.
05

Write a brief note on Ion exchange process for softening of water.
05