Petroleum Refinery Engineering Which of the following gasolines (unleaded) has the least octane number? Straight run gasoline Polymer gasoline Catalytically reformed gasoline Catalytically cracked gasoline Straight run gasoline Polymer gasoline Catalytically reformed gasoline Catalytically cracked gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering 'Solvent naphtha' used mostly as a solvent in paints and perfumery is produced by the __________ of virgin naphtha into small boiling range cuts. Distillation Steam reforming None of these Desulphurisation Distillation Steam reforming None of these Desulphurisation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Naphthenic acid is represented by CnHsub>2n+2O₂ (n ≥ 6) CnHsub>2n-2O₂ CnHsub>2n+6O₂ (n ≤ 6) CnH2n+2O₂ CnHsub>2n+2O₂ (n ≥ 6) CnHsub>2n-2O₂ CnHsub>2n+6O₂ (n ≤ 6) CnH2n+2O₂ ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering CnH2n is the general formula for Naphthenes Neither A nor B Both A & B Olefins Naphthenes Neither A nor B Both A & B Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering __________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation. Sodium Magnesium Potassium Calcium Sodium Magnesium Potassium Calcium ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Gum formation in stored gasoline is mainly due to the Alkylation of unsaturates Presence of sulphur Higher aromatic content Oxidation & polymerisation of unsaturates Alkylation of unsaturates Presence of sulphur Higher aromatic content Oxidation & polymerisation of unsaturates ANSWER DOWNLOAD EXAMIANS APP