Petroleum Refinery Engineering Which of the following reactions is undesirable in the production of catalytically reformed gasoline? Dehydrogenation of naphthene Dehydrogenation of lower paraffins Isomerisation of paraffins Dehydrocyclisation of higher paraffins Dehydrogenation of naphthene Dehydrogenation of lower paraffins Isomerisation of paraffins Dehydrocyclisation of higher paraffins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Paraffins are desirable in lubricating oil, as it has got high Smoke point Viscosity Viscosity index Pour point Smoke point Viscosity Viscosity index Pour point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Removal of light fractions from crude oil is called its Dehydration Stabilisation Visbreaking Sweetening Dehydration Stabilisation Visbreaking Sweetening ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is desirable in diesel and kerosene but is undersirable in gasoline? Paraffins Aromatics Mercaptans Naphthenic acid Paraffins Aromatics Mercaptans Naphthenic acid ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The most suitable solvent for deasphalting vacuum residue is Methanol amine Methyl ethyl ketone Propane Doctor's solution Methanol amine Methyl ethyl ketone Propane Doctor's solution ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the wrong statement about the smoking tendency of various hydrocarbon constituents of kerosene. Smoking tendency of paraffins increases with decrease in its molecular weight Smoking tendency of aromatics decreases with increase in its molecular weight Smoking tendency of naphthenes decreases with its increasing molecular weight & also on addition of double bond Smoking tendency of hydrocarbons increases in the order : paraffins → isoparaffins → naphthenes → aromatics Smoking tendency of paraffins increases with decrease in its molecular weight Smoking tendency of aromatics decreases with increase in its molecular weight Smoking tendency of naphthenes decreases with its increasing molecular weight & also on addition of double bond Smoking tendency of hydrocarbons increases in the order : paraffins → isoparaffins → naphthenes → aromatics ANSWER DOWNLOAD EXAMIANS APP
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