The catalytic cracking of heavier petroleum fraction is done to produce mainly____________________?

Related Mcqs:

Higher boiling fractions like atmospheric residue is distilled under vacuum at low temperature because at high temperature, there is a tendency of the predominance of ____________________?

A. Thermal cracking B. Gum formation C. Coking D. Discoloration...

Smoke point of a good burning kerosene may be around _______________ mm?

A. 0-5 B. 20-25 C. 60-75 D. 100-120...

Phenols are added in gasoline to____________________?

A. Improve the octane number B. Act as an antioxidant C. Reduce its viscosity D. Increase its pour point...

Petroleum liquid fuels having flash point greater than 66°C is considered as safe during storage and handling. Which of the following has flash point > 66°C ?

A. Naphtha B. Petrol C. Kerosene D. Heavy fuel oil...

Extractor temperature is maintained at -20°C in Edeleanu process to reduce the ______________ of kerosene?

A. Smoke point B. Paraffins C. Aromatics D. Naphthenes...