JAMB - Chemistry (2022 - No. 21)
Crude petroleum is converted to useful products by the process of?
fractional crystallization
fractional distillation
filtration
chromatography
הֶסבֵּר
A process called fractional distillation is used in oil refineries to separate (as well as join or split) the various lengths of hydrocarbon chains to create different petroleum products from the different distillates.