C1: carbon chemistry 0.0 / 5 ? ChemistryCrude oil, cracking and hydrocarbonsGCSEOCR Created by: issy.gravenerCreated on: 06-12-15 16:43 crude oil, natural gas and coal are... fossilfuels 1 of 21 fossil fuels are used up quicker then they are made, therefore they are... finite 2 of 21 crude oil is pumped to the surface from the.. earths crust 3 of 21 when oil spills occur, oil floats on the surface of water and causes this slick 4 of 21 crude oil is formed of amixture of these hydrocarbons 5 of 21 hydrocarbons are molecules consitining of only carbon and ... atoms hydrogen 6 of 21 this varies with different hydrocarbons, and is how hydrocarbons are separated in fractional distilation boilingpoints 7 of 21 the varing temperature range in a fractionating column is called a... temperature gradient 8 of 21 the area of fractional distilation column hydrocarbons with a low boiling point leave top 9 of 21 a hydrocarbon with the lowest boiling point, and is formed of butane and propane liquifiedpetroleumgas 10 of 21 they hydrocarbon with the highest boiling point (+400) bitumen 11 of 21 long chain hydrocarbons have a ... boiling point higher 12 of 21 these are hydrocarbons that can be broken down into smaller more useful alkanes and alkenes alkanes 13 of 21 3 things needed for cracking are, high temperature, high pressure, and a... catalyst 14 of 21 cracking is used to make more ... from naphtha petrol 15 of 21 alkenes created in craking can be used to make these polymers 16 of 21 hydrocarbons have stong ... bonds between atoms covalent 17 of 21 between hydrogen molecules there are small ... forces intermolecular 18 of 21 the intermolecular focerces between ..... hydrocarbons is the strongest longer 19 of 21 small molecules have very ... forces of attraction weak 20 of 21 weak intermolecular forces are easily overcome by boiling 21 of 21
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