Petroleum Refinery Engineering Naphthenic acid is represented by CnHsub>2n+6O₂ (n ≤ 6) CnH2n+2O₂ CnHsub>2n+2O₂ (n ≥ 6) CnHsub>2n-2O₂ CnHsub>2n+6O₂ (n ≤ 6) CnH2n+2O₂ CnHsub>2n+2O₂ (n ≥ 6) CnHsub>2n-2O₂ ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Petroleum Is optically active Constitutes mainly of olefins Does not contain asphalt Does not contain aromatics Is optically active Constitutes mainly of olefins Does not contain asphalt Does not contain aromatics ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the highest gum forming tendency in gosoline? Naphthenes Paraffins Aromatics Diolefins Naphthenes Paraffins Aromatics Diolefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl iso-butyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the Elimination of solvent drying facility Lower solvent dilution ratio Higher nitration temperature All of these Elimination of solvent drying facility Lower solvent dilution ratio Higher nitration temperature All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feedstock for the production of biodiesel is Bagasse Used vegetable oils Herbal plants LSHS Bagasse Used vegetable oils Herbal plants LSHS ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Glycol added to petrol acts as a/an __________ agent. Anti-gum forming Dewaxing Anti-knocking Anti-icing Anti-gum forming Dewaxing Anti-knocking Anti-icing ANSWER DOWNLOAD EXAMIANS APP
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