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PETROLEUM REFINERY ENGINEERING

Petroleum Refinery Engineering
Name the hydrocarbon having the poorest oxidation stability.

Naphthene
Aromatics
Olefin
Paraffin

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Petroleum Refinery Engineering
Hydrogen content in petroleum products varies from 12 to 15% (by weight). As a result the difference between gross and net heating value of petroleum fuels varies in the range of __________ kcal/kg.

2000-2500
1000-1500
600-750
250-350

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Petroleum Refinery Engineering
Methyl tertiary butyl ether (MTBE), a high octane (octane no. = 115) gasoline blending component is produced by the simple additive reaction of isobutylene with

Methane
Methyl alcohol
Ethane
Ethyl alcohol

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Petroleum Refinery Engineering
Catalytic desulphurisation process used for sweetening of straight run gasoline and kerosene uses __________ as catalyst.

Bauxite
Fuller's earth
Activated clay
All of these

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Petroleum Refinery Engineering
Pick out the undesirable property for a solvent meant for dewaxing of lube oil.

High solubility of wax in the solvent
Complete miscibility with oil
Both A & B
Neither A nor B

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