M5/UG1/7/A16 Reg. No

St. Joseph’s College of Arts & Science (Autonomous) St. Joseph’s College Road, Cuddalore – 607001 ECH513 – CHEMISTRY OF INDUSTRIAL PRODUCT

Time : 3 hrs

Max Marks :75 SECTION – A (20X1=20) Answer ALL Questions

I. Choose the correct answer 1. Castor oil is used for the preparation of a) Bath soap b) Detergents c) Fat 2. LAB means a) Length and Breath c) Laboratory 3. SLS is a a) Soap

b) Dye

d) All the above

b) Linear alkyl benzene d) None of the above

c) Oil

d) Shampoo material

4. Methyl orange is an example for a) Quinone dye c) Fluorescence dye 5. MgCO3 is present in a) Coal power b) Face powder 6. Turmeric powder contain a) Napatha b) Curcumin 7. An example for a disaccharide is a) Glucose b) Fructose

b) Azo dye d) Colour material

c) Oil cake

d) Benzene

c) Sucrose

8. Chromium sulfate is an example for a) Tanner b) Bleaching c) Detergents

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d) Fuel

d) Oil

d) All the above

d) Acid

M5/UG1/7/A16 9. TNT is an example for a) Explosive b) Fungicide

c) Oil

d) All the above

10. The additives including PTFE, graphite, and molybdenum disulphide are present in a) Vegetable oils b) Leather c) Face powder d) Grease II. Fill up the blanks 11. Ethylene oxide condensates is a____________ 12. Diphenylamine is an example for______________ 13. Vitamin oils used for the preparation of ______________ 14. The formula of Diammonium phosphate is _____________ 15. Smokeless powder is the example for_______________ III. Match the following 16. KOH

- Lubricants

17. Fluorescence

- Glucose and Fructose

18. Solvent extraction

- Soft soap

19. Cane sugar

- Synthetic dye

20. 90% base oil

- Neem oil SECTION – B (10X2=20) Answer any TEN Questions

21. What is meant by cationic detergents? Give some examples. 22. What is meant by saponification value of an oil? Give its significance.

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M5/UG1/7/A16 23. Give any for ingredients used in herbal shampoo. 24. What are the causes for Dandruff? How to remove it? 25. Give any four types of Face powders. 26. Mention any four skin bleaching agents. 27. How to prepare the hides? 28. What are insecticides? Give two examples? 29. Give four examples for lubricating oils. 30. What are low explosives? Give one example. 31. What is malachite green? Give its uses. 32. What is the use of alpha olefin sulfonates? SECTION- C (5X7=35) Answer any FIVE Questions 33. a. How to calculate iodine value of an oil? (3+2+2=7) b. What are foam boosters? c. Give any three applications of cationic detergents. 34. a. What are heterocyclic dyes? Give some examples. (3+2+2=7) b. What are conditioners? Give some examples. c. What are the materials present in baby shampoo? 35. a. Narrate the method of nail polish preparation (3+2+2=7) b. What are the components present in eyebrow pencils? c. What are antiperspirants?

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M5/UG1/7/A16 36. a. How to treat tannery effluents? b. What is meant by Boardux mixture? c. What are molasses?

(3+2+2=7)

37. a. Give the mechanism of lubrication. b. Give any three uses of propellants c. What are synthetic lubricants. Give one example.

(3+2+2=7)

38. a. Compare soap and detergents. b. Give any two ISI specifications of hair dye. c. What are snows? Give two examples.

(3+2+2=7)

39. a. Classify the various types of explosives. (3+2+2=7) b. Mention any two fluorine compounds used in agriculture. c. What are medicated soaps? Give two examples.

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