Petroleum Refinery Engineering Electrical desalting of crude oil removes the __________ impurities. Oleophilic Both A & B Neither A nor B Oleophobic Oleophilic Both A & B Neither A nor B Oleophobic ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic Cracking Isomerisation Polymerisation Reforming Cracking Isomerisation Polymerisation Reforming ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Name the hydrocarbon having the poorest oxidation stability. Aromatics Paraffin Olefin Naphthene Aromatics Paraffin Olefin Naphthene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration Less than 90% promotes polymerisation Neither A nor B More than 98% promotes cracking Both A & B Less than 90% promotes polymerisation Neither A nor B More than 98% promotes cracking Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Mercaptans is represented as (where R and R' are alkyl groups) R-S-R R-S-H R-COOH R-S-R' R-S-R R-S-H R-COOH R-S-R' ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil produced by Indian oil fields are predominantly __________ in nature. Mixed base Paraffinic Asphaltic Naphthenic Mixed base Paraffinic Asphaltic Naphthenic ANSWER DOWNLOAD EXAMIANS APP
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