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Petroleum Refinery Engineering

Petroleum Refinery Engineering
Naphtha yield in straight run distillation of crude oil may be about __________ percent.

12
6
18
2

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Petroleum Refinery Engineering
Diesel index is defined as

(°API) x (Aniline Point, °C)/100
(°API) x (100)/Aniline Point, °F
(°API) x (100)/Aniline Point, °C
(°API) x (Aniline Point, °F)/100

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Petroleum Refinery Engineering
Catalyst used in isomerisation process is

H₂SO₄
H₃PO₄
HF
AlCl3

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Petroleum Refinery Engineering
Which of the following has the highest gum forming tendency in gosoline?

Aromatics
Naphthenes
Diolefins
Paraffins

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Petroleum Refinery Engineering
Aniline point is the

Neither A nor B
Both A & B
Measure of aromatic content of oil
Characteristic property of diesel & lubricating oils

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Petroleum Refinery Engineering
Naphthenic acid is represented by

CnHsub>2n+2O₂ (n ≥ 6)
CnH2n+2O₂
CnHsub>2n-2O₂
CnHsub>2n+6O₂ (n ≤ 6)

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