Chemical Process Design pdf MCQ Practice Test - Set 08 - ObjectiveBooks

Chemical Process Design pdf MCQ Practice Test - Set 08

Practice Test: Question Set - 08

1. Pick out the false statement pertaining to water treatment.
    (A) Aeration of water is effective in CO2 removal
    (B) The zeolite water softening process reduces the hardness of water by not more than 50%
    (C) Sodium sulphate or sodium carbonate do not cause hardness in water
    (D) Water with pH value less than 7, is acidic

2. Cation exchanger is regenerated usually with
    (A) NaOH
    (B) H2SO4
    (C) Hydrazine
    (D) Alum solution

3. Which of the following is not an insecticide?
    (A) Hydrocyanic acid
    (B) Nicotine
    (C) Sodium fluoride
    (D) Hexane

4. Nylon-6 is manufactured from
    (A) Caprolactam
    (B) Hexamethylene diamine and adipic acid
    (C) Hexamethylene diamine and Maleic anhydride
    (D) Hexamethylene diamine and Sebacic acid

5. Catalyst used in the oxidation of benzene to produce Maleic anhydride is
    (A) V2O5
    (B) Pt
    (C) Ni
    (D) Cr

6. Fat splitting catalyst is
    (A) CaCO3
    (B) ZnO
    (C) Al2O3
    (D) Fe

7. In the manufacture of H2SO4, vanadium catalyst as compared to platinum catalyst
    (A) Gives higher conversion efficiency
    (B) Has a longer life and is not poisoned by arsenic
    (C) Handles lower SO2 content gas (7 -10% SO2), thus increasing the capital cost of the plant
    (D) All (a), (b) and (c)

8. Poly Vinyl Chloride (P.V.C.) is a __________ material.
    (A) Thermosetting
    (B) Thermoplastic
    (C) Fibrous
    (D) Chemically active

9. __________ acid is the main constituent of cotton seed oil.
    (A) Acetic
    (B) Linoleic
    (C) Palmitic
    (D) Oleic

10. __________ is used as a flux in the smelting of copper ore like chalcopyrite.
    (A) Coke breeze
    (B) Lime powder
    (C) Silica/quartz
    (D) Dolomite

11. Sugar content in sugarcane on cane basis is about __________ percent by weight.
    (A) 1 to 5
    (B) 5 to 10
    (C) 15 to 20
    (D) 20 to 30

12. Glauber's salt is chemically
    (A) Calcium sulphate
    (B) Potassium sulphate
    (C) Potassium chlorate
    (D) None of these

13. Hydrazine is used in water treatment for the removal of
    (A) Colloidal impurities
    (B) Dissolved oxygen
    (C) Turbidity
    (D) Chlorinous taste

14. Sulphuric acid completely saturated with sulphur trioxide is called
    (A) Concentrated sulphuric acid
    (B) Oleum
    (C) Sulphurous acid
    (D) Dilute sulphuric acid

15. __________ glass is used for the manufacture of optical glass.
    (A) Pyrex
    (B) Soda
    (C) Flint
    (D) Crooke's

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