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B.Sc. (Part—III) Semester—V Examination
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INDUSTRIAL CHEMISTRY (R/V)
(Chemical Process Economics, Heavy and Fine Chemicals)
Time : Three Hours] [Maximum Marks : 80
Note :— (1) Question No. 1 is compulsory and carries 8 marks.
(2) Remaining all SIX questions carry 12 marks each.
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(3) Give chemical equation and draw diagram wherever necessary.
(4) Use of calculator is allowed.
- (A) Fill in the blanks :
- Maximum part of manufactured ammonia is consumed in ________ industry.
- ________ is molecular formula of hydrated lime.
- ________ is important by-product in soap industries.
- Ethylene oxide and ammonia are the raw materials used in production of ________.
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(B) Choose correct alternative :- Ammonium phosphate is prepared by using :
(a) Phosphoric acid (b) Sulphuric acid
(c) Acetic acid (d) Citric acid - Liquification of CO2 is carried out by :
(a) Condensation (b) Compression
(c) Evaporation (d) None of these - Which of the following is used as explosive ?
(a) Acetic acid (b) Ammonia--- Content provided by FirstRanker.com ---
(c) Ammonium nitrate (d) All of these - Soaps are salts of :
(a) Phosphoric acid (b) Fatty acid
(c) Fumaric acid (d) Nitric acid
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(C) Answer in one sentence each :- Define compound interest.
- Name the ore used to manufacture fluorine.
- What are essential oils ?
- What is Ester Value ?
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- (A) How is ammonium sulphate manufactured industrially ? Explain with flow diagram.
(B) Explain manufacturing process of nitric acid with flow diagram.
(C) Discuss consumption pattern of triple superphosphate. Explain manufacturing process of triple super phosphate.
OR - (P) Describe consumption pattern, reaction involved and flow diagram of ammonium nitrate.
(Q) Explain manufacturing process of chlorine with flow diagram.
(R) How is ammonia manufactured in industries ? Discuss the process with flow diagram.
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UNIT—II
- (A) Explain manufacturing process of fluorine with flow diagram.
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(B) Discuss manufacturing process of urea.
(C) How is lime manufactured industrially ? Explain with raw material, consumption pattern.
OR - (P) Explain manufacturing process of silicon carbide.
(Q) How is sulphuric acid manufactured in industry ? Discuss with reference to raw material, consumption pattern and process details.--- Content provided by FirstRanker.com ---
(R) Explain manufacture process of soda ash by solvay process.
UNIT—III
- (A) How is glycerine recovered in manufacture of soap ? Explain the process with flow diagram.
(B) Give uses of following- Menthol
- Camphor.
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OR - (P) Explain manufacturing process of soap with flow diagram.
(Q) Describe in brief method or extraction of essential oil.
(R) Explain process of hydrogenation of vegetable oil with diagram.
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UNIT—IV
- (A) Explain manufacturing process of vinyl acetate with flow diagram and its uses.
(B) Explain in detail manufacturing process of mono, di and tri ethanolamine and its use.
OR - (P) Explain manufacturing process of ethylene with flow diagram and its uses.
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(Q) Discuss chlorination of methane with reference to consumption pattern, major engineering problems.
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- (A) Discuss steps involved in risk management.
(B) Describe manufacturing process of nitrogen.--- Content provided by FirstRanker.com ---
(C) What is dry ice ? Describe its manufacturing process.
OR - (P) Describe manufacturing process of oxygen.
(Q) Give an account of following hazards :- Explosion
- Toxicity.
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UNIT—VI
- (A) Describe factors affecting investment and production cost.
(B) What is depreciation ? Discuss sum of the years digit method of determination of depreciation.
(C) What is profitability ? Discuss return of return on investment method of profitability evaluation.--- Content provided by FirstRanker.com ---
OR - (P) Give an account of simple and compound interest.
(Q) Discuss straight-line method for determination of depreciation.
(R) Discuss cash flow for industrial operation.
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