Carbon percentage (by weight) in crude petroleum may be about_________________?

Related Mcqs:

Choose the correct statement regarding thermal cracking ?

A. Moderate changes in operating temperature does not change the depth of cracking B. Increased residence time results in the decreased severity of cracking C. At low pressure, the yield of lighter hydrocarbons are more D. Greater depth of cracking gives lower octane number gasoline...

____________ is not an important refinery process for upgrading the quality of lubricating oil ?

A. Deoiling B. Solvent refining C. Clay treatment D. Hydro-treatment...

With increase in density, the viscosity of petroleum products _____________________?

A. Increases B. Decreases C. Remain same D. Either A. or B....

Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is_________________?

A. Propane B. Diethylene glycol C. Aqueous solution (10% water) of diethylene glycol D. Methyl ethyl ketone (MEK)...

Catalyst used in the isomerisation is_______________________?

A. Aluminium chloride B. Alumina C. Nickel D. Phosphoric acid...