Petroleum Refinery Engineering Naphthenic acid is represented by CnHsub>2n+6O₂ (n ≤ 6) CnHsub>2n-2O₂ CnHsub>2n+2O₂ (n ≥ 6) CnH2n+2O₂ CnHsub>2n+6O₂ (n ≤ 6) CnHsub>2n-2O₂ CnHsub>2n+2O₂ (n ≥ 6) CnH2n+2O₂ ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the lowest flash point of all? Diesel Petrol Furnace oil Kerosene Diesel Petrol Furnace oil Kerosene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following fractions of petroleum contains maximum sulphur? Gasoline Atmospheric residue Naphtha Diesel Gasoline Atmospheric residue Naphtha Diesel ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is not a sulphur compound present in petroleum ? Pyroles Mercaptans Sulphones Thiophenes Pyroles Mercaptans Sulphones Thiophenes 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. None of these Desulphurisation Steam reforming Distillation None of these Desulphurisation Steam reforming Distillation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Mercaptans are added to liquefied petroleum gas (LPG) to Increase its calorific value Assist in checking its leakage from cylinder Reduce its cost Narrow down its explosion limit Increase its calorific value Assist in checking its leakage from cylinder Reduce its cost Narrow down its explosion limit ANSWER DOWNLOAD EXAMIANS APP
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