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~~~SYLLABUS BREAKDOWN SCHEME FOR Applied Chemistry (Ch-1321

DAE 1st Year Examination 2011 and Onward

Common with Electrical, Electronics, Computer,Computer Information, Bio-Medical Technologies

)-~~

Sr. No. Contents MCQsShort Long Questions

Questions (No. of parts)

1 Introduction of Chemistry 1 1

2 Basic Concepts of Chemistry 1 1 1

3 Atomic Structure 1 2

4Chemi~al Bonding 1 1

5 Acids, Bases and salts 1 1 1

6 Water 1 2

7 Alloys, Nuclear Chemistry, Corrosion 1 3

8 Oxidation &Reduction, Liquid, Gases 1 21

9 Electrochemistry, Semiconductor, 2 5

Insulator, Etching

TOTAL 10 18 3J

MARKS BREAKDOWN SCHEME FOR APPLIED CHEMISTRY (Ch-132)

SubjectiveTotal

PAPER Objective Section I: Section II: MarksShort Questions Long Questions

Applied Chemistry10 24 16 50

(Ch-132)

1- Objective paper consists of 10 MCQs of 1 mark ~ach.

2- Subjective portion consists of two sections.

Section-I: Contains 18 short questions out of which 12 will be solved of2 marks each.Section-II: Contains 3 long questions out of which 2 will be solved of 8 marks each.

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" Model Paper "Applied Chemistry"For CAE (Ch-132) 1st Year Examination 2011 & Onward

Roll No. in Figures: _

Roll No. in Words:Signature of ------Candidate: _

Signature ofDeputy Supdt. _

Time: 15 MinutesMarks: 10

Note: Write your Roll No. in space provided. Over-writing, Cutting, Erasing, Using lead pencil

will result in loss of marks. Supervisory staff is requested to attach it with the answer book.

(a) Single

covalent

(b) Double covalent (c) Triple covalent (d) Co-ordinate

covalent

Q

(v) The compound which cause permanent hardness in water is

(x) The Etching Reagent Hydro Floric Acid (HF) is used for Etching of

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" Model Paper "Applied Chemistry"For DAE (Ch-132) 1st Year Examination 2011 & Onward

Subiective

Time: 02:15 Hours

Marks: 40

0.2

(i)

(ii)

(iii)

(iv)

(v)

(vi)

(vii)

(viii)

(ix)

(x)

(xi)

(xii)

(xiii)

(xiv)

(xv)

(xvi)

(xvii)

(xviii)

Section-I

Write short answers to any TWELVE (12) of the following questions.

What are Derived units? Give examples.

Define Radical, Valency, Formula and Chemical Equation.

State postulates of Bohr's Atomic Model.

Differentiate between Atomic Mass and Atomic Number.

Define Co-Ordinate Covalent Bond. Give one example.

Differentiate between Isotopes and Isobars.

How temporary Hardness of water is removed by clark's method.

What are the disadvantages of scales formation in Boiler.

State four important properties of Alpha Rays.

Name four methods to prevent Corrosion.

State general properties of Alloys.

Differentiate between oxidation and reduction with examples.

Define Faradays Laws of electrolysis. Write their mathematical forms.

Define conductors, semiconductors and insulators. Give exanlples in each case.

Describe Rusting of iron with chemical reactions.

Define Etching. Name four Etching reagents.

What are the aims of Etching. Name two Etching processes.

Name six gaseous insulators.

Section-II

0.3 (a) Discuss four types of chemical reactions with examples. (4)

(b) Write general characteristics of Periods and Groups of the periodic table (4)

0.4 (a) Discuss different scales of measuring Hardness of water. (4)

(b) Define salts. Give their classification with examples. (4)

0.5 What are Energy Bands. Discuss Conduction in Conductors, Semiconductors and

Insulators with the help of Band Theory. Support your answer with diagram. (8)

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