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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

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

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

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  5. Phenolic antiseptics are added in the __________ soap.

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

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  7. Solvay process is used for the manufacture of

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

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

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

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  11. Which is a high grade pulp ?

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

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  13. Stereospecific agents are exemplified by

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

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

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

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  17. Yellow phosphorus is transported under

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

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  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).

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