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Chemical Engineering :: Chemical Process

  1. Fourdrinier machine is used in the manufacture of

  2. A.

     Sugar

    B.

     Paper

    C.

     Alcohol from molasses

    D.

     Phenol formaldehyde

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  3. Bromine is used in the preparation of

  4. A.

     Fire extinguishing compounds

    B.

     Fire proofing agents

    C.

     Dyes and antiknock compounds

    D.

     All of the above

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  5. Percentage of uranium in carnotite ore found in Jadugoda (Jharkhand) is about

  6. A.

     0.1 to 0.5

    B.

     1 to 5

    C.

     5 to 10

    D.

     15 to 25

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  7. Laboratory glass wares which reacts with hydroflouric acid, are made of the __________ glass.

  8. A.

     Lead

    B.

     Borosilicate

    C.

     Soda lime

    D.

     Alkali silicate

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  9. Which of the following processes does not produce Cl₂ as a co-product during the manufacture of caustic soda?

  10. A.

     Diaphragm electrolytic cell process

    B.

     Mercury electrolytic cell process

    C.

     Lime-soda process

    D.

     None of these

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  11. __________ glass is used for the manufacture of optical glass.

  12. A.

     Pyrex

    B.

     Soda

    C.

     Flint

    D.

     Crooke's

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  13. Caprolactum (a raw material for nylon-6 manufacture) is produced from

  14. A.

     Phenol

    B.

     Naphthalene

    C.

     Benzene

    D.

     Pyridine

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  15. In the manufacture of viscose rayon, the raw material used industrially is

  16. A.

     Recalyptious wood

    B.

     Bamboo

    C.

     Bagasse

    D.

     Fine teak wood

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  17. Bromine content in sea water may be around __________ ppm.

  18. A.

     70

    B.

     640

    C.

     1875

    D.

     2500

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  19. Nickel is not used as a catalyst in the

  20. A.

     Fischer-Tropsch process

    B.

     Shift conversion

    C.

     Hydrogenation of oil

    D.

     Ostwald's process of HNO₃ manufacture

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