Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is ________________?

Related Mcqs:

Clay treatment is used to remove ___________________ ?

A. Salt from the crude oil B. Colour & dissolved gases from cracked gasoline C. Wax from lube oil D. None of these...

Waxes present in petroleum products_________________?

A. Can be separated out by distillation B. Are not soluble in them C. Crystallise out at low temperature D. Decrease their viscosity...

Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has__________________?

A. High pour point and low smoke point B. Low viscosity index C. High self-ignition temperature D. All A., B. and C....

Increase in the specific gravity of petroleum products indicates________________?

A. Decrease in paraffin content B. Increase in thermal energy per unit weight C. Increase in aromatic content D. Higher H/C ratio...

Alkylation_____________________?

A. Causes olefins to combine with each other B. Causes olefins to combine with iso-paraffins C. Converts iso-paraffin into olefin D. Converts olefin into paraffin...