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Chemical Engineering :: Chemical Process

  1. Nitric acid is not used in the manufacture of

  2. A.

     Detergents

    B.

     Fertilisers

    C.

     Aqua regia

    D.

     Explosives

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  3. The basic constituent of vegetable oils is

  4. A.

     Triglyceride

    B.

     Fatty acids

    C.

     Fatty alcohol

    D.

     Mono esters

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  5. Cellulose percentage in bamboo fibre is about

  6. A.

     10

    B.

     20

    C.

     50

    D.

     85

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  7. In premitive days, __________ was being manufactured by Leblanc Process.

  8. A.

     Alum

    B.

     Washing soda

    C.

     Soda ash

    D.

     Calcium carbide

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  9. Removal of dirt/soil by soaps or detergent does not involve the __________ of soil.

  10. A.

     Emulsification

    B.

     Dispersion

    C.

     Precipitation

    D.

     Wetting

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  11. Nylon 6-6 is manufactured from

  12. A.

     Hexamethylene diamine and adipic acid

    B.

     Hexamethylene diamine and maleic anhydride

    C.

     Caprolactum

    D.

     Dimethyl terephthalate and ethylene glycol

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  13. CO & H₂ are the constituents of

  14. A.

     Producer gas

    B.

     Water gas

    C.

     Coke oven gas

    D.

     All of the above

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  15. Polymerisation product of C₂F4 (carbon tetraflouride) is called P.T.F.E (poly chloro tetra flouro ethylene). It is also called

  16. A.

     Polyurethane

    B.

     Silicone

    C.

     Teflon

    D.

     Epoxy resin

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  17. Hydrochloric acid is also known as

  18. A.

     Oil of vitriol

    B.

     Muriatic acid

    C.

     Strong organic acid

    D.

     Green acid

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  19. Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine?

  20. A.

     Na₂CO₃

    B.

     NaHCO₃

    C.

     H₂

    D.

     None of these

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