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Chemical Engineering :: Chemical Process

  1. Commercial production of Vanaspati is done by __________ of edible vegetable oils.

  2. A.
    hydrogenation
    B.
    oxidation
    C.
    hydrolysis
    D.
    hydrocracking

  3. Which catalyst is used in the manufacture of ethylene oxide by oxidation of ethylene ?

  4. A.
    AgO
    B.
    Al2O3
    C.
    ZnCl2
    D.
    Fe2O3

  5. Phenolic antiseptics are added in the __________ soap.

  6. A.
    shaving
    B.
    medicated
    C.
    metallic
    D.
    transparent

  7. Solvay process is used for the manufacture of

  8. A.
    caustic soda
    B.
    soda ash
    C.
    caustic potash
    D.
    soda lime

  9. A mixture of chlorine & sodium bromide acts as a/an

  10. A.
    insecticides
    B.
    analgesic drug
    C.
    fire retardant
    D.
    hydrogenation catalyst

  11. Which is a high grade pulp ?

  12. A.
    Rag pulp
    B.
    Mechanical pulp
    C.
    Sulphate pulp
    D.
    Sulphite pulp

  13. Stereospecific agents are exemplified by

  14. A.
    radiation
    B.
    supported metal oxide catalysts
    C.
    ziegler catalysts
    D.
    all (a), (b) & (c)

  15. Starting material for the production of butadiene in India is

  16. A.
    naphthalene
    B.
    benzol
    C.
    ethyl alcohol
    D.
    phthalic anhydride

  17. Yellow phosphorus is transported under

  18. A.
    air
    B.
    water
    C.
    nitrogen
    D.
    helium

  19. Permanent hardness of water can be removed by

  20. A.
    simply boiling.
    B.
    adding alum.
    C.
    passing it through cation & anion exchangers.
    D.
    all (a), (b) and (c).