It’s true that cracking is a chemical process and fractional distillation is a physical process, but by saying that I mean to show you that they’re two entirely different processes.When crude oil is first extracted from the ground, is made up of a variety of different hydrocarbons (chemical compounds that only consist of carbon and hydrogen), some very short (ethene) and some long (decane), and is entirely useless in this state. Hydrocarbons can be separated into two groups:alkanesandalkenes. An alkane is saturated, meaning it holds as many hydrogen atoms as possible, whereas an alkene is moncler flip flops
unsaturated https://www.monclervancouver.nu and contains a double carbon bond.Fractional distillation serves to separate the longer hydrocarbons from the shorter hydrocarbons by their boiling points.
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