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Pune University - FY BSc INDUSTRIAL CHEMISTRY - II , April 2010 (Old Course)

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Total No. of Questions : 10] P253 [Total No. of Pages :2 [3717] - 87 F.Y. B.Sc. (Vocational) INDUSTRIAL CHEMISTRY - II (Old 2004 Pattern) (Paper - II) Time : 3 Hours] [Max. Marks : 80 Instructions to the candidates: 1) Asnwer to the two section should be written in separate answer books. 2) Neat diagrams must be drawn wherever necessary. 3) Figures to the right indicate full marks. 4) All questions carry equal marks. 5) All questions are compulsory. SECTION - I Q1) Answer the following : a) Give any two uses of kerosene. b) Enlist any four fractions of fractional distillation of coal. c) Give two properties of coal-tar. d) [8] What is aviation gasoline? Q2) Answer any two of the following : a) Write a brief account of classification of coal. b) List the advantages and disadvantages of a solid fuel. c) [8] Give one method of synthesis of Gobar gas. Q3) Attempt any two of the following : a) Describe any one theory of the origin of petroleum. b) Write a short note on calorific value of coals. c) [8] Describe the properties and uses of coke. Q4) Answer any one of the following : a) Give a brief account of petrochemicals derived from alkanes. b) [8] Write a short note on analysis of fuel gases. P.T.O. Q5) Answer any one of the following : [8] a) Define cracking. Give a comparative account of types of cracking. b) Write a descriptive account on processing of industrial fuels. SECTION - II Q6) Answer the following : [8] a) Define ore-dressing. Give one example. b) Give one difference between calcination and roasting. c) Give two properties of mica. d) Define smelting. Give one example. Q7) Attempt any two of the following : [8] a) What is a slag? Give the classification of silicate slags. b) Write a short note on pyrometallurgy. c) What is alumina? Discuss the various forms of alumina. Q8) Attempt any two of the following : [8] a) Write a short note on clay. b) Give any two applications of zeolites. c) What is a flux? Discuss different types of fluxes used in metallurgy. Q9) Answer any one of the following : [8] a) Discuss the physico-chemical principles of extraction of any two metals from sulphide ores. b) Discuss the thermodynamics of roasting. Q10)Answer any one of the following : [8] a) What are silicates? Give a comparative account of different silicates. b) What is meant by refining of metals? Discuss different processes of refining. kbkb [3717]-87 2

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Additional Info : F.Y. B.Sc. (Vocational) INDUSTRIAL CHEMISTRY - II (Old 2004 Pattern) (Paper-II), Pune University
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