Category: Petroleum Refinery Engineering

A. Diesel
B. LPG
C. Naphtha
D. Gasoline

A. 1.5
B. 3
C. 6
D. 12

A. Low molecular weight & low boiling point compounds present in petroleum
B. Desirable in catalytic cracking feedstock, because they produce coke
C. Readily oxidisable and form carbonaceous sludge
D. All A., B. & C.

A. CnH2n+2O2
B. CnH2n-2O2
C. CnH2n+2O2 (n ≥ 6)
D. CnH2n+6O2 (n ≤ 6)

A. Aromatics
B. i-paraffins
C. Naphthene
D. Olefins

A. 2
B. 6
C. 12
D. 18

A. 0.1 to 0.5
B. 1.5 to 4.5
C. 7.5 to 12.5
D. 15-20

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

A. (°API) × (Aniline Point, °F)/100
B. (°API) × (Aniline Point, °C)/100
C. (°API) × (100)/Aniline Point, °F
D. (°API) × (100)/Aniline Point, °C

A. Sulphuric acid
B. Nickel
C. Silica gel
D. Alumina