Chemical Process Research and Development MCQ Questions - Set 27 - ObjectiveBooks

Chemical Process Research and Development MCQ Questions - Set 27

Practice Test: Question Set - 27

1. Pick out the wrong statement.
    (A) Catalytic hydrogenation of carbon monoxide produces methyl alcohol
    (B) In nylon-6, the number 6 represents the total number of carbon atoms in the ring
    (C) Raw materials for DDT manufacture are benzene and chlorine
    (D) Ethanolamines are produced by using ammonia and ethylene oxide as raw material

2. __________ is not a constituent of gun powder.
    (A) Carbon
    (B) Charcoal
    (C) Sulphur
    (D) Potassium nitrate

3. Which one of the following is not likely to be a constituent of vegetable oils?
    (A) Citric acid
    (B) Oleic acid
    (C) Stearic acid
    (D) Glycerol

4. Gelatine which is a nitrogenous organic protein is obtained by the hydrolysis of
    (A) Collagen
    (B) Tannin
    (C) Molasses
    (D) Carbohydrate

5. Resistance to fusion of the refractory under a steady rising temperature condition is called
    (A) Spalling
    (B) Refractoriness
    (C) Both (a) & (b)
    (D) Neither (a) nor (b)

6. Zeolite is a/an
    (A) Naturally occurring clay which is capable of exchanging cations
    (B) Abrasive material
    (C) Catalyst used in shift conversion
    (D) None of these

7. Setting of plaster of Paris is accompanied with
    (A) Hydration
    (B) Dehydration
    (C) Hydrolysis
    (D) Loss of CO2

8. Polycaprolactam is commercially known as
    (A) Nylon-6
    (B) Nylon-66
    (C) Dacron
    (D) Rayon

9. Cumene (isopropyl benzene) is made by
    (A) Oxidation of naphthalene
    (B) Propylene alkylation of benzene
    (C) Polymerization of a mixture of benzene & propylene
    (D) None of these

10. Vanillin is a type of
    (A) Anti-pyretic drug
    (B) Food preservative
    (C) Flavor
    (D) Dye

11. Roasting of metallurgical ores is done mainly to
    (A) Dehydrate it
    (B) Sinter the ore
    (C) Remove CO2 & H2O
    (D) Remove arsenic & sulphur

12. Co-efficient of thermal expansion of glass is decreased by the addition of __________ during its manufacture.
    (A) CaO
    (B) MnO2
    (C) ZnO
    (D) FeS

13. Black liquor is converted into white liquor by
    (A) Evaporation and burning the concentrate followed by causticisation of products
    (B) Multi-effect evaporation only
    (C) Selective liquid extraction
    (D) Extractive distillation

14. Massecuite is a terminology used in the __________ industry.
    (A) Paint
    (B) Oil hydrogenation
    (C) Soap
    (D) Sugar

15. Which of the following is not an abrasive material?
    (A) Bakelite
    (B) Pumice
    (C) Corundum
    (D) Carborundum

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