Chemistry 0.0 / 5 ? ChemistryCrude oil, cracking and hydrocarbonsGCSEOCR Created by: G-Dragon21Created on: 03-11-14 19:48 What is crude oil? Crude oil is a mixture of hydrocarbons 1 of 5 what is a hydrocarbon? A hydrocarbon is a chain of carbon atoms 2 of 5 what is crude oil formed from? Crude oil is formed from the buried remains of plants and animals-its a fossil fuel 3 of 5 How are the different compounds in crude oil seperated? By fractional distillastion. 4 of 5 what is fractional distillation? Fractional distillation is when the oil is heated until most of it has turned into gas. 5 of 5
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