Crude oils and fuels 0.0 / 5 ? ChemistryCrude oil, cracking and hydrocarbonsGCSEAQA Created by: laurenvautreyCreated on: 17-05-17 18:50 What is the process by which crude oil is separated? Fractional distillation/ distillation 1 of 7 What are most of the compounds found in crude oil1/ Hydrocarbons. 2 of 7 When pure hydrocarbons burn they are oxidised to make what? carbon dioxide and water. 3 of 7 In a limited supply of air, incomplete combustion may produce what? Carbon monoxide. 4 of 7 When fossil fuels burn the sulfur compounds turn into what? What does it cause? Sulfur dioxide, causing acid rain. 5 of 7 What do sulfur dioxide and nitrogen oxide cause? Acid rain. 6 of 7 How is sulfur dioxide removed from the waste gases? From power stationa. 7 of 7
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