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Chemical Engineering :: Chemical Process

  1. Oxidation of SO2 to SO3 is favoured by

  2. A.
    low temperature and low pressure.
    B.
    low temperature and high pressure.
    C.
    high temperature and low pressure.
    D.
    high temperature and high pressure.

  3. Gun powder, which is an explosive comprises of charcoal, sulphur and

  4. A.
    glycerene
    B.
    salt petre
    C.
    nitro glycerene
    D.
    dynamite

  5. Starting raw material for the manufacture of alum is

  6. A.
    alumina
    B.
    gypsum
    C.
    bauxite
    D.
    ammonium bicarbonate

  7. Salt cake is chemically represented by

  8. A.
    Na2SO4
    B.
    CaSO4.H2O
    C.
    MgSO4
    D.
    BaSO4

  9. Which of the following sugars is the sweetest?

  10. A.
    Glucose
    B.
    Fructose
    C.
    Sucrose
    D.
    Lactose

  11. Paper pulp produced by kraft/sulphate process is

  12. A.
    bleached easily
    B.
    dull white in color
    C.
    strong fibrous
    D.
    dark colored

  13. Claude process of gas liquefaction employs

  14. A.
    merely compression of gas beyond its critical pressure.
    B.
    Joule-Thomson expansion cooling.
    C.
    heat exchange with colder stream.
    D.
    adiabatic expansion against a piston or in a turbine.

  15. The main use of HCl is in the

  16. A.
    drilling of petroleum wells and pickling of steel sheets.
    B.
    manufacture of cationic detergent.
    C.
    treatment of spent fuel of nuclear reactor.
    D.
    none of these.

  17. The gasification reaction represented by, C + H2O = CO + H2, is a/an __________ reaction.

  18. A.
    exothermic
    B.
    endothermic
    C.
    catalytic
    D.
    autocatalytic

  19. Viscose rayon is chemically

  20. A.
    cellulose nitrate
    B.
    regenerated cellulose nitrate
    C.
    cellulose acetate
    D.
    regenerated cellulose acetate