Chemical Process Design Questions & Answers - Set 04 - ObjectiveBooks

Chemical Process Design Questions & Answers - Set 04

Practice Test: Question Set - 04

1. Nicotine is
    (A) A volatile alkaloid
    (B) Obtained by treating by-products of the tobacco processing industry
    (C) Both (a) and (b)
    (D) Neither (a) nor (b)

2. Dechlorination of treated water is necessary to
    (A) Remove residual turbidity
    (B) Reduce the bacterial load on filter
    (C) Control taste and odour
    (D) Remove chlorinous taste

3. 20% oleum means that in 100 kg oleum, there are 20 kg of
    (A) SO3 and 80kg of H2SO4
    (B) H2SO4 and 80kg of SO3
    (C) SO3 for each 100 kg of H2SO4
    (D) None of these

4. __________ of quicklime produces slaked lime.
    (A) Hydration
    (B) Dehydration
    (C) Hydrogenation
    (D) None of these

5. CO & H2 are the constituents of
    (A) Producer gas
    (B) Water gas
    (C) Coke oven gas
    (D) All (a), (b) and (c)

6. An oil is converted into fat by its
    (A) Hydrogenation
    (B) Hydrolysis
    (C) Hydrocracking
    (D) Hydration

7. Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________ percent.
    (A) 10
    (B) 50
    (C) 80
    (D) 95

8. Chemical formula of BHC, which is an insecticide is
    (A) C6H6Cl6
    (B) C6Cl6
    (C) C6H5Cl
    (D) C6H4Cl2

9. Concentration of NaOH solution produced by diaphragm electrolytic cell is about __________ percent.
    (A) 10
    (B) 25
    (C) 50
    (D) 98

10. Nylon-6 as compared to Nylon-66 is having higher
    (A) Hardness
    (B) Abrasion/resistance
    (C) Melting point
    (D) None of these

11. In an integrated steel plant, NH3 present in coke oven gas is normally recovered as
    (A) (NH4)2SO4
    (B) NH4Cl
    (C) (NH4)2 NO3
    (D) Liquid NH3

12. Sucrose is a
    (A) Monosaccharide
    (B) Disaccharide
    (C) Polysaccharide
    (D) None of these

13. A mixture of chlorine & sodium bromide acts as a/an
    (A) Insecticides
    (B) Analgesic drug
    (C) Fire retardant
    (D) Hydrogenation catalyst

14. Plasticizers are added to synthetic plastics to
    (A) Impart flexibility
    (B) Improve workability during fabrication
    (C) Develop new improved properties not present in the original resins
    (D) All (a), (b) and (c)

15. __________ is produced using Polycondensation reaction.
    (A) Polythene
    (B) Phenol formaldehyde
    (C) Poly vinyl chloride
    (D) None of these

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