Which of the following processes consumes hydrogen?
A.Fluid catalytic cracking process
B.Hydrocracking process
C.Visbreaking process
D.Propane deasphalting process
Category: Petroleum Refining Engineering Mcqs
Smoking tendency of hydrocarbons of same carbon atoms present in kerosine is maximum for
A.Isoparaffins
B.Naphthenes
C.Aromatics
D.Paraffins
The conductivity of a crude oil-water mixture
A.remains unaffected with change in temperature
B.increases with increase in temperature
C.decreases with increase in temperature
D.may decrease or increase with increase in temperature depending on the nature of crude oil
The general formula of naphthenic acids is
A.CnH2nO2
B.CnH2n+2O2
C.CnH2n-2O2n
D.CnH2n-2O2
Arrange the following hydrocarbons series in the increasing order of specific heat for the same carbon atoms 1. Paraffins 2. Naphthenes 3. Aromatics
A.paraffins Naphthenes Aromatics
B.Aromatics Naphthenes Paraffins
C.Naphthenes Paraffins Aromatics
D.Naphthenes Aromatics Paraffins
Ash forming consitituents present in crude petroleum are
A.sulphur compounds
B.nitrogen compounds
C.oxygen compounds
D.organometallic compounds
The catalyst used in alkylation process is
A.Ni
B.Al2O3
C.HF
D.Pt
Smoke point is an important test for
A.Gasoline
B.High speed diesel oil
C.Kerosine
D.LPG
Which of the following reactions is undesirable in the catalytic reforming of naphthas?
A.Hydrocracking of paraffins
B.Dehydrogenation of naphthenes
C.Isomerization of naphthenes
D.Cyclization of paraffins
Octane number is an important test for
A.LPG
B.Kerosine
C.gasoline
D.light diesel oil
