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Home Chemical Engineering Petroleum Refinery Engineering Comments

  • Question
  • Flash point of a liquid petroleum fuel gives an idea about its


  • Options
  • A. volatility.
  • B. explosion hazards characteristics.
  • C. nature of boiling point diagram.
  • D. all (a), (b) and (c)

  • Correct Answer
  • all (a), (b) and (c) 


  • Petroleum Refinery Engineering problems


    Search Results


    • 1. Pick out the wrong statement.

    • Options
    • A. Alkylation produces a larger iso-paraf-fin (having higher octane number) from the reaction of an olefin with smaller iso-paraffin.
    • B. Catalytic alkylation processes use HF, AlCl3 & H2SO4 as Catalysts.
    • C. All the alkylation processes use very high temperature (> 1000°C).
    • D. Gasoline having an octane number of 90 can be produced by alkylation process.
    • Discuss
    • 2. High aniline point of a petrofuel (say diesel) indicates that

    • Options
    • A. it is highly aromatic in nature.
    • B. it is highly paraffinic in nature.
    • C. it has a very low diesel index.
    • D. its ignition quality is very poor.
    • Discuss
    • 3. H/C ratio (by weight) for the same number of carbon atoms is the highest in case of

    • Options
    • A. aromatics
    • B. paraffins
    • C. olefins
    • D. naphthenes
    • Discuss
    • 4. Octane number of n-heptane is assumed to be

    • Options
    • A. 100
    • B. 0
    • C. 70
    • D. ?
    • Discuss
    • 5. CnH2n is the general formula for

    • Options
    • A. olefins
    • B. naphthenes
    • C. both (a) and (b)
    • D. neither (a) nor (b)
    • Discuss
    • 6. Platforming is a __________ process.

    • Options
    • A. moving bed
    • B. fluidised bed
    • C. non-regenerative & fixed bed
    • D. regenerative
    • Discuss
    • 7. Iso-octane is used as a reference substance in the definition of octane number and it is assigned an octane number value of 100. Iso-octance is chemically known as

    • Options
    • A. ?-methyl naphthalene.
    • B. 2-2-4 tri methyl pentane.
    • C. 1, 3 butadiene.
    • D. tetra methyl ethylene.
    • Discuss
    • 8. __________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation.

    • Options
    • A. Magnesium
    • B. Potassium
    • C. Calcium
    • D. Sodium
    • Discuss
    • 9. Sweetening of petroleum product means the removal of

    • Options
    • A. sulphur & its compounds
    • B. water
    • C. organic impurities
    • D. wax
    • Discuss
    • 10. The best method of determining sulphur in crude oil is by the __________ method.

    • Options
    • A. Kjeldah
    • B. Duma
    • C. Bomb calorimeter
    • D. Junkar's calorimeter
    • Discuss


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