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Chemical Engineering :: Chemical Process

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

  2. A.

     0.1 to 0.5

    B.

     1 to 5

    C.

     5 to 10

    D.

     15 to 25

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

  4. A.

     Lead

    B.

     Borosilicate

    C.

     Soda lime

    D.

     Alkali silicate

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

  6. A.

     Diaphragm electrolytic cell process

    B.

     Mercury electrolytic cell process

    C.

     Lime-soda process

    D.

     None of these

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

  8. A.

     Pyrex

    B.

     Soda

    C.

     Flint

    D.

     Crooke's

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

  10. A.

     Phenol

    B.

     Naphthalene

    C.

     Benzene

    D.

     Pyridine

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

  12. A.

     Recalyptious wood

    B.

     Bamboo

    C.

     Bagasse

    D.

     Fine teak wood

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

  14. A.

     70

    B.

     640

    C.

     1875

    D.

     2500

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  15. Nickel is not used as a catalyst in the

  16. A.

     Fischer-Tropsch process

    B.

     Shift conversion

    C.

     Hydrogenation of oil

    D.

     Ostwald's process of HNO₃ manufacture

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  17. Gelatine which is a nitrogenous organic protein is obtained by the hydrolysis of

  18. A.

     Callagen

    B.

     Tannin

    C.

     Molasses

    D.

     Carbohydrate

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  19. Contact process of sulphuric acid manufacture

  20. A.

     Yields acid of higher concentration than chamber process

    B.

     Yields acids of lower concentration than chamber process

    C.

     Is obsolete

    D.

     Eliminates absorber

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