In the commercial gasolines, the type of hydrocarbons which are more desirable is

Options

(a) linear unsaturated hydrocarbon
(b) branched hydrocarbon
(c) toluene
(d) straight-chain hydrocarbon

Correct Answer:

branched hydrocarbon

Explanation:

knocking property of engine related with the nature of fuel. The branched or unsaturated hydrocarbons have lesser tendency to knock, than the straight chain aliphatic compounds. Branching increases the octance number of a fuel. High octane number means better fuel.