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CTEVT | Engineering Chemistry-II | Question Paper 2073 | Diploma | 1st Year/2nd Part

Council for Technical Education and Vocational Training
Office Of The Controller Of Examinations
Sanothimi, Bhaktapur
Regular/Back Exam - 2073 Bhadra/Ashwin

Program : Diploma In Civil / Architecture / Mechanical / Automobile / Information Technology / Computer / Electrical / Electrical & Electronics / Electronics / Geomatics / Engineering
Level: DIPLOMA
Year/Part: First Year/Second Part (New+Old Course)
Subject: Engineering Chemistry II
Time - 3 hrs
Full Marks - 60
Pass Marks - 24
| DOWNLOAD PDF | of Question Paper | Engineering Chemistry II | CTEVT | 1st Year/2nd Part | 2073
Candidates are required to give their answers in their own words as far as practicable. The figures in the margin indicate full marks.

Attempt All questions:

1.
a) Describe the manufacture of Nitric Acid by Ostwald's process giving a neat and well labeled diagram. [5]
b) Give the structure of diamond and graphite. [3]
c) Write the preparation reaction of Ammonia and also write its two physical properties. [2]

2.
a) How do your prepare hydrochloric acid? Describe with labelled diagram. [5]
b) Define Rubber and describe its types. [3]
c) Describe in short acid rain. [2]

3.
a) What do you mean by hardness? Describe its types and then mention in brief one method of removing permanent hardness. [5]
b) Describe in brief oxides of carbon. [2]
c) How are metallic carbonates prepared? [3]

4.
a) Write differences between metals and nonmetals. [4]
b) What do you mean by alloys? Describe in brief types of alloys. [3]
c) What are aromatic compounds? Write two chemical properties of Benzene. [3]

5.
a) Write short notes on: [4+4+2=10]
i) Polythene ii) Homologous series
b) What do you mean by saturated hydrocarbons and unsaturated hydrocarbons? Describe with examples.
c) Is copper a coinage metal? Why?

6.
What happens when: (Any Five) [5x2=10]
i) Hydrogen Chloride is treated with potassium dichromate?
ii) Hydrogen Chloride is treated with lead acetate?
iii) Ethylene is subjected to Ozonolysis?
iv) Zinc is treated with caustic soda solution?
v) Calcium carbonate is heated?
vi) Zinc reacts with dilute nitric acid?

Check and Download Question Paper Of Engineering Chemistry II | CTEVT | Computer Diploma | 1st Year/2nd Part | 2073.

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