Podcast
Questions and Answers
Hydrocarbons can be cracked to produce ______ molecules.
Hydrocarbons can be cracked to produce ______ molecules.
smaller
Cracking involves heating the hydrocarbons to ______ them.
Cracking involves heating the hydrocarbons to ______ them.
vaporise
Alkenes have the general formula ______.
Alkenes have the general formula ______.
CH2
The first 2 alkenes are ______ and propene.
The first 2 alkenes are ______ and propene.
Alkenes react with bromine water, turning it from orange to ______.
Alkenes react with bromine water, turning it from orange to ______.
Some of the products made from cracking are useful as ______.
Some of the products made from cracking are useful as ______.
The fractions from crude oil can be processed to produce fuels and feedstock for the _________ industry.
The fractions from crude oil can be processed to produce fuels and feedstock for the _________ industry.
Many of the fuels on which we depend for our modern lifestyle, such as petrol, diesel oil, kerosene, heavy fuel oil and liquefied petroleum gases, are produced from _________.
Many of the fuels on which we depend for our modern lifestyle, such as petrol, diesel oil, kerosene, heavy fuel oil and liquefied petroleum gases, are produced from _________.
The shorter the molecules, the less ________ it is (more runny).
The shorter the molecules, the less ________ it is (more runny).
The longer the molecules, the more ________ it is.
The longer the molecules, the more ________ it is.
The shorter the molecules, the lower the temperature at which that fraction is vaporised or condensed - and the lower its ________ point.
The shorter the molecules, the lower the temperature at which that fraction is vaporised or condensed - and the lower its ________ point.
Hydrocarbons are burnt so that they can be used as fuel, since the reaction produces ________.
Hydrocarbons are burnt so that they can be used as fuel, since the reaction produces ________.
Crude oil is a finite resource found in ______
Crude oil is a finite resource found in ______
Crude oil is the remains of an ancient biomass consisting mainly of ______ that was buried in mud
Crude oil is the remains of an ancient biomass consisting mainly of ______ that was buried in mud
Most of the compounds in crude oil consist of molecules made up of ______ and carbon only (hydrocarbons)
Most of the compounds in crude oil consist of molecules made up of ______ and carbon only (hydrocarbons)
The first 4 alkanes are methane, ethane, propane and ______
The first 4 alkanes are methane, ethane, propane and ______
Fractional distillation is a process used to separate the hydrocarbons in crude oil into ______
Fractional distillation is a process used to separate the hydrocarbons in crude oil into ______
The fractionating column works continuously, heated crude oil is piped in at the ______
The fractionating column works continuously, heated crude oil is piped in at the ______
