A. Catalytic cracking
B. Hydrocracking
C. Dehydrogeneration of Naphthene to produce aromatic
D. Catalytic polymerisation
Related Mcqs:
- Though increased pressure has a retarding effect on cracking reaction, yet in actual process, a positive pressure of 10-15 kgf/cm2 is maintained during cracking mainly to__________________?
A. Increase the yield of light distillates
B. Suppress coke formation
C. Enhance the octane number of gasoline
D. Reduce gum content in gasoline - The main reaction in reforming is the _____________________?
A. Dehydrogenation of naphthenes
B. Hydrogenation of naphthenes
C. Hydrocracking of paraffins
D. Saturation of olefins - Methyl tertiary butyl ether (MTBE), a high octane (octane no. = 115) gasoline blending component is produced by the simple additive reaction of isobutylene with __________________?
A. Methyl alcohol
B. Ethyl alcohol
C. Methane
D. Ethane - Which of the following has maximum hydrogen/carbon ratio (by weight) ?
A. Naphtha
B. Gasoline
C. Diesel
D. Fuel oil - Which of the following reactions is undesirable in the production of catalytically reformed gasoline ?
A. Dehydrogenation of Naphthene
B. Dehydrogenation of lower paraffins
C. Dehydrocyclization of higher paraffins
D. Isomerisation of paraffins - 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 is desirable in petrol (gasoline) but undesirable in kerosene ?
A. Paraffins
B. Aromatics
C. Mercaptans
D. Naphthenic acid - Which of the following contains maximum sulphur ?
A. Diesel
B. Petrol
C. Kerosene
D. Fuel oil - Which of the following has the highest octane number ?
A. Aromatics
B. i-paraffins
C. Naphthenes
D. Olefins - Which of the following rock favors petroleum formation?
A. Sedimentary rock
B. Igneous rock
C. Metamorphic rock
D. None of theseSubmitted by: Sajjad Ali Tagar
