hydrocarbons

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14 Terms

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organic chem

the chemistry of carbon compounds

<p>the chemistry of carbon compounds </p>
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displayed formulae

shows spatial arrangement of all the atoms and bounds in a molecule

<p>shows spatial arrangement of all the atoms and bounds in a molecule </p>
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molecular formulae

shows actual number of each atom in a molecule

<p>shows actual number of each atom in a molecule </p>
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alkanes

a group of saturated hydrocarbons

<p>a group of saturated hydrocarbons </p>
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boiling point

hydrocarbons, high, size of intermolecular forces increases

<p>hydrocarbons, high, size of intermolecular forces increases </p>
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viscosity

hydrocarbons, increases with chain length

<p>hydrocarbons, increases with chain length </p>
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flammability

smaller are more flammable and easier to ignite

<p>smaller are more flammable and easier to ignite </p>
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complete combustion

occurs to form water and co2

<p>occurs to form water and co2</p>
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cracking

process used to break low demand, long chain hydrocarbons into more useful small chain hydrocarbons

<p>process used to break low demand, long chain hydrocarbons into more useful small chain hydrocarbons </p>
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conditions of catalytic cracking

heating to 500 to vaporise them, pass over catalyst if aluminium oxide, breaks covalent bonds causing thermal decomposition

<p>heating to 500 to vaporise them, pass over catalyst if aluminium oxide, breaks covalent bonds causing thermal decomposition </p>
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conditions for thermal

higher temps, produces more ring structures, mixed with steam inducing cracking

<p>higher temps, produces more ring structures, mixed with steam inducing cracking</p>
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alkane

saturated containing single bonds

<p>saturated containing single bonds </p>
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alkene

unsaturated containing double bonds

<p>unsaturated containing double bonds</p>
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test of alkenes

bromine water decolourised from orange

<p>bromine water decolourised from orange</p>