Author name: Admin

enhances the desulphurisation process.

minimises coke formation.

both (a) and (b).

neither (a) nor (b).

saturated hydrocarbons.

unsaturated cyclic compounds (hydrocarbons).

present in substantially good quantity in crude petroleum.

none of these.

Diesel

Petrol

Kerosene

Fuel oil

unsaturated hydrocarbon content

calorific value

quantity of propane

quantity of butane

2

-40

30

55

1.2

12

120

700

oleophilic

oleophobic

both (a) and (b)

neither (a) nor (b)

Abel apparatus.

Pensky-Marten’s apparatus.

Saybolt chromometer.

none of these.

paraffinic

naphthenic

asphaltic

mixed base

gear

centrifugal

screw

reciprocating