Which of the following has maximum hydrogen/carbon ratio (by weight) ?

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Catalyst used in alkylation process is__________________?

A. Sulphuric acid B. Nickel C. Silica gel D. Alumina...

Most commonly used crude heater before the fractionation tower in a refinery is the ______________ heater?

A. Electric immersion B. Pipestill C. Steam coil D. None of these...

Octane number (unleaded) of reformed gasoline may be upto ________________?

A. 60 B. 70 C. 80 D. 90...

Which of the following is an additive used for improving the cetane number of diesel ?

A. Tetraethyl lead B. Tetramethyllead C. Ethyl nitrate or acetone D. None of these...

In petroleum refining, the process used for conversion of hydrocarbons to aromatics is________________?

A. Catalytic cracking B. Catalytic reforming C. Hydrotreating D. Alkylation...