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An infographic illustrating petroleum refining processes, including distillation, hydrotreating, and reforming, with colorful diagrams and labels.

Ultimate Petroleum Refining Quiz

Test your knowledge on petroleum refining processes and their characteristics with our comprehensive quiz! Dive deep into the intricacies of crude oil composition, refining techniques, and product specifications.

30 questions covering a range of topics
Multiple choice format for easy answering
Score based on correct responses

30 Questions8 MinutesCreated by RefiningMaster247

Choose the statement below that correctly completes the following sentence. Dewaxing removes..

One of the statements below correctly completes the following sentence. Diesel fuel ignition quality is measured by an equivalent of..

The two principal upgrading strategies used in upgrading heavy fractions of crude oil are..

Hydrogen addition and oxygen retention

Carbon sequestration and hydrogen oxidation.

Hydrogen abstraction and carbon addition.

Desalting and sulfurization.

Carbon rejection and hydrogen addition.

Choose the statement below that best completes the following sentence. Light naphtha from Light Ends Unit is sent to..

Mark the FALSE statement below.

Crude oil contains metals such as Ni and V.

Crude oil contains alkanes and aromatics

Crude oil contains heteroatoms such as S, N, and O.

Crude oil contains naphthenes.

Crude oil contains alkenes.

Reforming increases the octane number primarily by increasing the concentration of what kind of hydrocarbons in the product?

Choose the statement below that correctly completes the following sentence. Crude oil is generally classified according to..

Choose the statement below that best completes the following sentence. Heavy naphtha is used for reforming because it contains high concentrations of ..

Choose the statement below that correctly completes the following sentence. Characterization factors are calculated using...

Physical properties of crude oil.

Chemical properties of crude oil.

Molecular composition of crude oil.

Heteroatom composition of crude oil.

Spectral properties of crude oil.

Choose one of the expressions below that would best complete the following sentence. Light naphtha could end up in low-octane number gasoline pool because..

Its sulfur content is low.

Its hydroaromatic hydrocarbon contant is low.

Its vapor pressure is low.

Its aromatic hydrocarbon and i-alkane contents are low.

Its olefin content is low.

Choose one of the expressions below that would best complete the following sentence. Full-range naphtha obtained from the top of the crude distillation tower is sent to the Light Ends Unit to produce fuel gas, LPG, light naphtha and heavy naphtha by..

Mark the word that correctly completes the following sentence. Wax crystals are made up of..

Choose the statement below that best completes the following sentence. Catalyst in reforming is protected by ..

AlthoughTBP provides the best separation among the distillation methods, ASTM and EFV distillations are also commonly used in refineries for a number of applications.

True

False

Some vacuum distillation towers use special packings instead of trays to reduce..

The volatility of VDR constituents

The pressure gradient over the column.

The temperature gradient over the column.

D) flow rate through the column.

The amount of steam used in the column.

Choose one of the statements below that would best complete the following sentence. Separation of adjacent distillation fractions is improved by...

Increasing the feed flow rate.

Increasing the ASTM overlap.

Increasing the number of plates between the drawing points of the adjacent fractions.

Decreasing the amount of stripping steam.

Decreasing the reflux ratio in the column.

Choose the statement below that would correctly complete the following sentence. On a ternary diagram, any blends of two crude oils will be found on a..

Circumference of the circle that contains the points representing the two oils on the diagram.

Curve based on the mixing ratio of the crude oils used to make the blend.

Straight line that connects the points representing the two oils on the diagram.

Boundary line that separates the types or classes of the two crude oils.

Which sequence below best represents the correct order of forward flow in processes that takes place in the following refinery units: distillation, hydrotreating, reforming, naphtha fractionation.

Distillation,reforming, naphtha fractionation, hydrotreating

Distillation, reforming, hydrotreating, naphtha fractionation

Distillation,naphtha fractionation, reforming, hydrotreating

Distillation, hydrotreating, reforming, naphtha fractionation

Distillation,naphtha fractionation, hydrotreating, reforming

Petroleum fuels (e.g., gasoline, diesel, jet fuel) are defined on the basis of their

Choose the statement below that best completes the following sentence. Petroleum refining is connected to iron steel industry through the process of..

Choose the statement below that provides the best answer to the following question. Why is the integration of refinery processes can be considered as an example of industrial ecology?

Refinery products are recycled in the carbon cycle in an ecological sense.

Each process has multiple inputs and multiple outputs.

Refining produces biodegradable products.

Crude oil, a natural material, is processed ecologically in refineries.

Each output from any process is used as input to another process, or becomes a final product.

Asphaltenes that are separated from different crude oils by using the same solvent would have the same molecular composition.

True

False

Choose one of the expressions below that best completes the following sentence. Deasphalting process can be considered as a..

Choose the statement below that best completes the following sentence. Distillation separates crude oil into different fractions with respect to differences in..

Mark the FALSE statement below.

Organic sulfur compounds tend to concentrate in the higher boiling fractions of crude oil.

Iso-alkanes have higher boiling points than n-alkanes with the same carbon number.

Naphthenes have higher densities than n-alkanes with the same carbon number.

Vapor pressure of hydrocarbons decreases with the increasing carbon number.

Vapor pressure (RVP) is an important property of gasoline.

Which statement below is a FALSE statement?

Distillation is a separation process.

Dewaxing produces lubricating oil base stock.

Hydrotreatment removes heteroatom species.

Salt is removed from crude oil by precipitation.

Hydrotreatment is a finishing process.

Propane dewaxing would produce a lubricating oil base stock with a higher viscosity index than MEK dewaxing.

True

False

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