Petroleum Engineering Question:

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H/C ratio (by weight) for the same number of carbon atoms is the highest in case of

A. aromatics
B. paraffins
C. olefins
D. naphthenes

Petroleum Engineering Interview Question
Petroleum Engineering Interview Question

Answer:

Option D

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Pick out the wrong statement.

A. Alkylation produces a larger iso-paraf-fin (having higher octane number) from the reaction of an olefin with smaller iso-paraffin.
B. Catalytic alkylation processes use HF, AlCl3 & H2SO4 as Catalysts.
C. All the alkylation processes use very high temperature (> 1000°C).
D. Gasoline having an octane number of 90 can be produced by alkylation process.		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)