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Chemical Engineering :: Chemical Process

  1. Which of the following is the main constituent of the mother liquor produced in salt industry ?

  2. A.
    Quick lime
    B.
    Glauber's salt
    C.
    Salt petre
    D.
    Bromine

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  3. Silicon carbide is a/an

  4. A.
    adhesive
    B.
    abrasive
    C.
    type of glass
    D.
    brittle material

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  5. Oxygen is produced by fractionation of air using __________ process.

  6. A.
    Linde's
    B.
    Claude's
    C.
    either (a) or (b)
    D.
    none of these

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  7. Trinitrotoluene (TNT), an explosive, is made by the nitration of

  8. A.
    nitrobenzene
    B.
    toluene
    C.
    nitrotoluene
    D.
    benzene

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  9. Which of the following is used as a coagulant in treating turbid water ?

  10. A.
    Chlorine
    B.
    Ferric sulphate
    C.
    Calcium sulphate
    D.
    Activated carbon

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  11. Carborundum consists mainly of

  12. A.
    bauxite
    B.
    silicon carbide
    C.
    boron carbide
    D.
    calcium carbide

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  13. Wax is a

  14. A.
    mixture of glycerides.
    B.
    mixture of esters of polyhydric alcohols excepting glycerine.
    C.
    liquid at room temperature.
    D.
    mixture of glycerides of fatty acids.

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  15. Catalyst used in the hydrogenation of oil is

  16. A.
    nickel
    B.
    platinum
    C.
    iron
    D.
    alumina

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  17. Viscose rayon is

  18. A.
    cellulose nitrate.
    B.
    regenerated cellulose nitrate.
    C.
    regenerated cellulose acetate.
    D.
    none of these.

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  19. Triple superphosphate is manufactured by reacting

  20. A.
    phosphate rock with phosphoric acid.
    B.
    phosphate rock with sulphuric acid.
    C.
    phosphate rock with nitric acid.
    D.
    ammonium phosphate with phosphoric acid.

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