A. Thiophenes
B. Mercaptans
C. Sulphones
D. Pyrroles
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Related Mcqs:
- Which of the following fractions of petroleum contains maximum sulphur ?
- A. Diesel B. Gasoline C. Naphtha D. Atmospheric residue...
- Which of the following theories of origin of petroleum does not explain the presence of nitrogen & sulphur compounds in crude oil ?
- A. Modern theory B. Carbide theory C. Engler theory D. All A., B. and C....
- Which of the following petroleum products contain minimum sulphur ?
- A. Naphtha B. Kerosene C. LSHS D. Furnace oil...
- Maximum sulphur percentage in low sulphur heavy stock (LSHS) furnace oil is about_________________?
- A. 0.1 B. 1 C. 2.5 D. 3.5...
- Sulphur content in lighter and heavier petroleum products is generally determined respectively by _______________?
- A. Lamp method and bomb method B. Bomb method and lamp method C. Bomb method and quartz tube method D. Quartz tube method and lamp method...
- Hydrogen content in petroleum products varies from 12 to 15% (by weight). As a result the difference between gross and net heating value of petroleum fuels varies in the range of ______________ kcal/kg?
- A. 600-750 B. 250-350 C. 1000-1500 D. 2000-2500...
- Which of the following constituents present in petroleum is responsible for ash formation ?
- A. Nitrogen compounds B. Organometallic compounds C. Sulphur compounds D. Oxygen compounds...
- _____________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation?
- A. Magnesium B. Potassium C. Calcium D. Sodium...
- Waxes present in petroleum products_________________?
- A. Can be separated out by distillation B. Are not soluble in them C. Crystallise out at low temperature D. Decrease their viscosity...
- Which of the following contains maximum sulphur ?
- A. Diesel B. Petrol C. Kerosene D. Fuel oil...
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