B.Sc. II (Semester IV) (Entrepreneurship) Examination, 2018
industrial chemistry (Paper (Old CGPA-Pattern)
Industrial Aspects of Applied Chemistry
Day and Date Tuesday, 11-12-2018 Total Marks 70
Time 10.30 a.m. to 1.00 p.m.
N.B. All questions are compulsory.
ii) Draw neat labeled diagrams and write equations
wherever necessary.
iii) Figures to the right indicate full marks.
1. Select the most correct alternative from those given below and rewrite the
sentences. 14
has the material with high resistance to corrosion and
have a refractory properties.
Porcelain Foamed quartz ceramics
Silica ceramics Clay
ii) cement is also known as slag sulphate cement.
White Coloured
Super sulphate Sorrels
iii) Sand lime and soda ash are the major ingredients of
Glass Cement
Ceramics Fertilizer
iv) is the crushed or broken glass obtained from imperfect
articles or waste glass.
Commercial Special
Colored Cullet
fertilizer sold in market as Muriate of potash.
Potassium Urea
Super phosphate Ammonium phosphate
Set P
SLR-SK 36 *SLRSK36*
Set P
vi) P and K consumed in large quantities by plant for their growth are called
nutrients.
Primary Secondary
Tertiary Micro
vii) In electroplating, the electro deposition takes place at
Cathode Anode
Cathode and anode None of these
viii) The speed of electro deposition with increase in applied
electric current.
Decreases Increases
Not affected None of these
ix) In electroplating plays an important role.
Electrolysis Electro-osmosis
Osmosis None of these
The upper part of blast furnace is called as
Hearth Body
Well Throat
xi) Bauxite is an ore of
Aluminium Ferrous
Copper Silicon
xii) In nickel plating nickel anode is used.
100% 99% 75% None of these
xiii) The Greek word "Keromos" means
Glass Polymer
Fuel Ceramic
xiv) Glass is solid.
Crystalline Amorphous solid
Gel None of these
*SLRSK36* SLR-SK 36
Set P
2. Answer any seven of the following 14
Define the terms Current density Electroplating.
ii) Write down any two properties of ceramics.
iii) Give the Faradays First law of electrolysis.
iv) Define the terms Ore Gangue.
What are the conditions to obtain a good yield
vi) Define the term cathode efficiency and anode efficiency.
vii) Magnetic separation method.
viii) Give only applications of anodizing.
ix) What are direct and indirect fertilizers
3. Write the short notes on any two of the following. 10
Anodizing.
ii) Froth flotation process.
iii) Manufacturing process of urea.
Write the physical properties of glass. 4
4. Attempt any two of the following 14
Write in detail, synthesis of super phosphate and triple super phosphate.
ii) Describe the Heat treatment on steel.
iii) Write a note on cleaning of articles.
5. Attempt any two of the following 14
Explain the Manufacture of steel by LD process.
ii) Explain in detail electroplating of Nickel.
iii) Write the raw material used for manufacture of glass.