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  • Question
  • Catalyst used in catalytic polymerisation which produces polymer gasoline is


  • Options
  • A. H2SO4
  • B. H3PO4
  • C. both (a) and (b)
  • D. AlCl3

  • Correct Answer
  • both (a) and (b) 


  • Petroleum Refinery Engineering problems


    Search Results


    • 1. Crude oil is transported inland from oil field to refineries, mainly by the

    • Options
    • A. road tankers
    • B. rail tankers
    • C. underground pipelines
    • D. none of these
    • Discuss
    • 2. The most widely used crude topping column in refineries is the __________ column.

    • Options
    • A. bubble-cap
    • B. packed bed
    • C. fluidised bed
    • D. perforated plate
    • Discuss
    • 3. Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C.

    • Options
    • A. 50
    • B. 70
    • C. 90
    • D. 140
    • Discuss
    • 4. Equal volumes of aniline and diesel oil when mixed at room temperature (during summer) was found to be completely mis-cible. It means that the aniline point of the diesel is __________ the room temperature.

    • Options
    • A. more than
    • B. less than
    • C. same as
    • D. either more or less; depends on the room temperature
    • Discuss
    • 5. Naphthenic acid is a/an __________ compound.

    • Options
    • A. sulphur
    • B. nitrogen
    • C. oxygen
    • D. none of these
    • Discuss
    • 6. Petrolatum is

    • Options
    • A. same as petroleum ether.
    • B. petroleum coke.
    • C. a mixture of microcrystalline wax in viscous hydrocarbon liquids.
    • D. none of these.
    • Discuss
    • 7. Dearomatisation of kerosene (by liquid sulphur dioxide extraction) is done to

    • Options
    • A. increase its smoke point.
    • B. improve its oxidation stability.
    • C. decrease the breathing loss.
    • D. none of these.
    • Discuss
    • 8. Testing of the knocking characteristics of petrofuels is done in a __________ engine.

    • Options
    • A. Carnot
    • B. CFR (Co-operative fuel research)
    • C. Stirling
    • D. diesel
    • Discuss
    • 9. Mercaptans is represented as (where R and R' are alkyl groups)

    • Options
    • A. R-COOH
    • B. R-S-H
    • C. R-S-R
    • D. R-S-R'
    • Discuss
    • 10. Name the hydrocarbon having the poorest oxidation stability.

    • Options
    • A. naphthene
    • B. olefin
    • C. paraffin
    • D. aromatics
    • Discuss


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