WAEC - Chemistry (1993 - No. 8)
Carbon is often deposited in the exhaust-pipe of cars because of the?
presence of carbon in petrol
dehydrogenation of petrol
incomplete combustion of petrol
presence of additives in petrol
contamination of petrol with diesel
Explication
The incomplete combustion process that occurs in an engine; result to the emission of carbon monoxide (CO) as a waste product from the exhaust system of vehicles.
Environmental carbon monoxide is produced by incomplete combustion process from any carbon containing fuel.