GCSE science-CHEMISTRY random multiple choice quiz on THE USEFUL PRODUCTS OF OIL (harder/higher tier/level HT)
* Click [?] A-D choice Doc Brown Chemistry
Which word corresponds to a hydrocarbon molecule? [op-13]
compound
element
fraction
mixture
Which word corresponds to carbon? [op-14]
compound
element
fraction
mixture
Which word corresponds to a narrow boiling range of hydrocarbons from oil? [op-15]
compound
element
fraction
condensate
Which word corresponds to crude oil? [op-16]
compound
element
fraction
mixture
Which word corresponds to methane gas? [op-17]
compound
element
fraction
mixture
Which word corresponds to hydrogen? [op-18]
compound
element
fraction
mixture
Which word corresponds to a range of similar sized hydrocarbons from oil? [op-19]
compound
element
fraction
crackate
Which word corresponds to a fraction of crude oil? [op-20]
compound
element
evaporate
mixture
Which word means changing a gas into liquid? [op-21]
condensing
cracking
distilling
evaporating
Which word means breaking up big molecules into small ones? [op-22]
condensing
cracking
distilling
evaporating
Which of the following involves liquid to gas AND gas to liquid without chemical change? [op-23]
condensing
cracking
distilling
evaporating
Which word means what happens to spilt petrol? [op-24]
condensing
cracking
distilling
evaporating
Which of the following is TRUE about crude oil? [op-45]
formed from the decayed remains of plants and animals
its a renewable energy resource
its an infinite energy resource
its a compound
Which of the following is TRUE about crude oil? [op-46]
formed from the erosion of sedimentary rock
its a non-renewable energy resource
its an infinite energy resource
its a compound
Which of the following is TRUE about crude oil? [op-47]
formed from the erosion of sedimentary rock
its a renewable energy resource
its a finite energy resource
its a compound
Which of the following is TRUE about crude oil? [op-48]
formed from the erosion of sedimentary rock
its a renewable energy resource
its an infinite energy resource
its a mixture of hydrocarbons
Which of the following is TRUE about crude oil? [op-49]
the mixture can separated by distillation
its a non-fossil fuel
the molecules are all the same size
the components have the same boiling point
Which of the following is TRUE about crude oil? [op-50]
the mixture can't be separated by distillation
its a fossil fuel
the molecules are all the same size
the components have the same boiling point
Which of the following is TRUE about crude oil? [op-51]
the mixture can't be separated by distillation
its a non-fossil fuel
the molecules are of different size
the components have the same boiling point
Which of the following is TRUE about crude oil? [op-52]
the mixture can't be separated by distillation
its a non-fossil fuel
the molecules are the same size
the components have the different boiling points
Which is TRUE as a hydrocarbon molecule gets bigger (more carbon atoms in chain)? [op-53]
the boiling point gets higher
it gets more volatile (more easily vaporised)
it gets less viscous (less sticky)
it gets more easy to ignite (gets more flammable)
Which is TRUE as a hydrocarbon molecule gets bigger (more carbon atoms in chain)? [op-54]
the boiling point gets lower
it gets less volatile (less easily vaporised)
it gets less viscous (less sticky)
it gets more easy to ignite (gets more flammable)
Which is TRUE as a hydrocarbon molecule gets bigger (more carbon atoms in chain)? [op-55]
the boiling point gets lower
it gets more volatile (more easily vaporised)
it gets more viscous (more sticky)
it gets more easy to ignite (gets more flammable)
Which is TRUE as a hydrocarbon molecule gets bigger (more carbon atoms in chain)? [op-56]
the boiling point gets lower
it gets more volatile (more easily vaporised)
it gets less viscous (less sticky)
it gets less easy to ignite (gets less flammable)
Cracking is an example of? [op-57]
thermal decomposition
polymerisation
fractional distillation
combustion
Making plastics is an example of? [op-58]
thermal decomposition
polymerisation
fractional distillation
combustion
The separation of crude oil products is an example of? [op-59]
thermal decomposition
polymerisation
fractional distillation
combustion
Burning a fuel is an example of? [op-60]
thermal decomposition
polymerisation
fractional distillation
combustion
Which TRUE about the process of 'cracking' in the petrochemical oil industry? [op-61]
it needs a high temperature
it doesn't need a catalyst
it makes small molecules into more useful bigger molecules
it can make plastics
Which TRUE about the process of 'cracking' in the petrochemical oil industry? [op-62]
it needs a low temperature
it needs a catalyst
it makes small molecules into more useful bigger molecules
it can make plastics
Which TRUE about the process of 'cracking' in the petrochemical oil industry? [op-63]
it needs a low temperature
it doesn't need a catalyst
it makes big molecules into more useful smaller molecules like petrol
it can make plastics
Which TRUE about the process of 'cracking' in the petrochemical oil industry? [op-64]
it needs a low temperature
it doesn't need a catalyst
it makes small molecules into more useful bigger molecules like petrol
it can make small molecules to convert into plastics
Which corresponds to a process that has been
occurring over a very long period of geological time? [op-65]
process J
process N
process K
process M
Which corresponds to a process of combustion? [op-66]
process J
process N
process K
process M
Which corresponds to a process of fractional distillation? [op-67]
process J
process N
process K
process M
Which corresponds to a process of polymerisation? [op-68]
process L
process N
process K
process M
Which corresponds to a process of cracking? [op-69]
process L
process Q
process K
process M
Which corresponds to a very slow process, sometimes described as 'non-biodegradable'? [op-70]
process L
process Q
process N
process M
Which corresponds to the cause of the 'greenhouse effect'? [op-71]
process L
process Q
process N
process M
Which corresponds to changing bigger molecules into smaller molecules with heat and a catalyst? [op-72]
process K
process Q
process N
process L
Which corresponds to changing small molecules into big molecules? [op-73]
process M
process Q
process N
process K
Which corresponds to a process that works because different hydrocarbons in oil having different boiling points? [op-74]
process L
process K
process N
process M
Which corresponds to a process that causes acid rain? [op-75]
process Q
process K
process N
process M
Which corresponds to the process that makes extra petrol that wasn't originally in the crude oil? [op-76]
process M
process K
process N
process L
Which is a chemical test for the gas hydrogen? [op-77]
pops with lit splint
turns limewater cloudy
relights a glowing splint
bleaches damp litmus paper
Which is a chemical test for the gas carbon dioxide? [op-78]
pops with a lit splint
turns limewater cloudy
relights a glowing splint
bleaches damp litmus paper
Which is a chemical test for water? [op-79]
turns orange potassium dichromate paper green
turns universal indicator orange
turns blue cobalt chloride paper pink
turns litmus paper green
Which is a chemical test for water? [op-80]
turns orange potassium dichromate paper green
turns universal indicator turquoise
turns litmus paper green
turns white copper sulphate blue
Which of the following, when fossil fuels are burned, causes acid rain? [op-81]
sulphur dioxide
carbon dioxide
carbon (soot)
carbon monoxide
Which of the following, when fossil fuels are burned causes the 'greenhouse effect'? [op-82]
sulphur dioxide
carbon dioxide
carbon (soot)
carbon monoxide
Which of the following, when fossil fuels are burned, is formed when there is lack of oxygen? [op-83]
sulphur dioxide
carbon dioxide
carbon (soot)
nitrogen dioxide
Which of the following, when fossil fuels are burned, is formed when there is lack of oxygen? [op-84]
sulphur dioxide
carbon dioxide
nitrogen dioxide
carbon monoxide
At 1 the crude oil is a ..?.. of hydrocarbons. [op-85]
mixture
volatiles
compounds
viscous
At 2 the hydrocarbons are? [op-86]
big molecules
volatile
not very flammable
viscous
At 1-4 the hydrocarbons are a ..?.. of hydrogen and carbon. [op-87]
atom
mixture
compound
fraction
At 4 the hydrocarbons are very? [op-88]
volatile
runny
flammable
viscous
At 1 the hydrocarbon mixture is? [op-89]
dark in colour
very flammable
like diesel
very runny
At 2 the hydrocarbon mixture is? [op-90]
dark in colour
very flammable
like diesel
viscous
At 3 the hydrocarbon mixture is? [op-91]
very dark in colour
very flammable
like diesel
very viscous
At 4 the hydrocarbon mixture is? [op-92]
very light in colour
very flammable
like diesel
not very flammable
... Substance X is a hydrocarbon with a low boiling point. ... Substance Y is a hydrocarbon with a high boiling point. Which statement is TRUE about the hydrocarbons X and Y? [op-93]
X has
smaller molecules than Y
X is less flammable than Y
X is less volatile than Y
X has more carbon atoms than Y
Substance X is a hydrocarbon with a low boiling point. Substance Y is a hydrocarbon with a high boiling point. Which statement is TRUE about the hydrocarbons X and Y? [op-94]
X has larger molecules than Y
X is more flammable than Y
X is less volatile than Y
X has more carbon atoms than Y
Substance X is a hydrocarbon with a low boiling point. Substance Y is a hydrocarbon with a high boiling point. Which statement is TRUE about the hydrocarbons X and Y? [op-95]
X has larger molecules than Y
X is less flammable than Y
X is more volatile than Y
X has more carbon atoms than Y
Substance X is a hydrocarbon with a low boiling point. Substance Y is a hydrocarbon with a high boiling point. Which statement is TRUE about the hydrocarbons X and Y? [op-96]
X has larger molecules than Y
X is less flammable than Y
X is less volatile than Y
X has fewer carbon atoms than Y
Substance X is a hydrocarbon with a low boiling point. Substance Y is a hydrocarbon with a high boiling point. Which statement is TRUE about the hydrocarbons X and Y? [op-97]
X is less viscous than Y
X is less flammable than Y
X is less volatile than Y
X has more carbon atoms than Y
The main waste products of the combustion of a hydrocarbon fuel are? [op-98]
carbon and water
carbon dioxide and water
carbon dioxide and hydrogen
carbon monoxide and water
The 'clean' or complete combustion of methane (natural gas) produces? [op-99]
carbon dioxide and hydrogen
carbon and water
carbon dioxide and water
carbon monoxide and water
The combustion of hydrogen produces? [op-100]
carbon dioxide only
carbon and water
carbon dioxide and water
only water
Which is a suitable physical test for a liquid thought to be pure water by seeing if it? [op-119]
boils at a particular temperature
mixes with oil
dissolves salt
freezes
Which is a definition of an atom? [op-120]
the smallest particles of matter that make up substances
collection of substances which keep their own properties and easily separated
two or more atoms joined together to make a bigger particle
two or more elements chemically joined together and not easily separated
Which is a definition of a mixture? [op-121]
the smallest particles of matter that make up substances
collection of substances which keep their own properties and easily separated
two or more atoms joined together to make a bigger particle
two or more elements chemically joined together and not easily separated
Which is a definition of a molecule? [op-122]
the smallest particles of matter that make up substances
collection of substances which keep their own properties and easily separated
two or more atoms joined together to make a bigger particle
two or more elements chemically joined together and not easily separated
Which is a definition of a compound? [op-123]
the smallest particles of matter that make up substances
collection of substances which keep their own properties and easily separated
two or more atoms joined together to make a bigger particle
two or more elements chemically joined together and not easily separated
Which of the following means a 'hydrocarbon'? [op-124]
a mixture of carbon and hydrogen atoms
a molecule made of carbon and hydrogen atoms chemically combined
a mixture of carbon and hydrogen molecules
a molecule made from reacting carbon and water
Which statement is TRUE about polymers (plastics)? [op-125]
poly(ethene) is readily broken down by microorganisms
poly(propene) is not easily shaped when softened by heat
poly(ethene) is used for plastic bags
poly(propene) is not strong enough to make into ropes
Which statement is TRUE about polymers (plastics)? [op-126]
poly(ethene) is readily broken down by microorganisms
poly(propene) is not easily shaped when softened by heat
poly(ethene) is too expensive to use for plastic bags
poly(propene) is strong enough to make into ropes
Which statement is TRUE about polymers (plastics)? [op-127]
poly(ethene) is not readily broken down by microorganisms
poly(propene) is not easily shaped when softened by heat
poly(ethene) is too expensive to use for plastic bags and bottles
poly(propene) is not strong enough to make into ropes
Which statement is TRUE about polymers (plastics)? [op-128]
poly(ethene) is readily broken down by microorganisms
poly(propene) is easily shaped when softened by heat
poly(ethene) is too expensive to use for bottles
poly(propene) is too weak to make into ropes
Which statement is TRUE about polymers (plastics)? [op-129]
poly(ethene) is readily broken down by microorganisms
poly(propene) is not easily shaped when softened by heat
poly(ethene) is cheap to use for plastic bottles
poly(propene) is too weak to make into ropes
Which statement is TRUE about polymers (plastics)? [op-130]
poly(ethene) is readily broken down by microorganisms
poly(propene) is not easily shaped when softened by heat
poly(ethene) is too expensive to use for plastic bottles
poly(propene) is strong enough to make into crates
Which statement is TRUE about polymers (plastics)? [op-131]
poly(propene) is not biodegradable
poly(propene) is not easily shaped when softened by heat
poly(ethene) is too expensive to use for plastic bottles
poly(propene) is not strong enough to make into crates
Which statement is TRUE about polymers (plastics)? [op-132]
poly(propene) is biodegradable
poly(ethene) is easily shaped when softened by heat
poly(ethene) is too expensive to use for plastic bottles
poly(propene) is not strong enough to make into crates
Which explains why the gasoline fraction is used for petrol? [op-133]
not too flammable and not too viscous
quite viscous but will not freeze or evaporate easily
a liquid that is easily vapourised and not too viscous
can be liquified under pressure but easily changes back to a gas
Which explains why the refinery gas fraction is used for 'camping gaz' burners? [op-134]
not too flammable and not too viscous
quite viscous but will not freeze or evaporate easily
a liquid that is easily vapourised and not too viscous
can be liquified under pressure but easily changes back to a gas
Which explains why the fuel oil fraction is used for central heating? [op-135]
not too flammable and not too viscous
quite viscous but will not freeze or evaporate easily
a liquid that is easily vapourised and not too viscous
can be liquified under pressure but easily changes back to a gas
Which explains why the lubricating oil fraction is used as a lubricant? [op-136]
not too flammable and not too viscous
quite viscous but will not freeze or evaporate easily
a liquid that is easily vapourised and not too viscous
can be liquified under pressure but easily changes back to a gas
Which represents an addition polymerisation reaction? [op-137]
ethene ==> poly(ethene)
methane + oxygen ==> carbon dioxide + water
hexane ==> butane + ethene
ethene + bromine ==> dibromoethane
Which represents a combustion reaction? [op-138]
ethene ==> poly(ethene)
methane + oxygen ==> carbon dioxide + water
hexane ==> butane + ethene
ethene + bromine ==> dibromoethane
Which represents a cracking reaction? [op-139]
ethene ==> poly(ethene)
methane + oxygen ==> carbon dioxide + water
hexane ==> butane + ethene
ethene + bromine ==> dibromoethane
Which represents a reaction that tests for ethene? [op-140]
ethene ==> poly(ethene)
ethene + oxygen ==> carbon dioxide + water
hexane ==> butane + ethene
ethene + bromine ==> dibromoethane
Below is a list of processes involved in the petrochemical industry. 1. combustion , 2. cracking , 3. drilling , 4. fractional distillation , 5. polymerisation Which is the correct order to produce a plastic? [op-141]
3 2 4 5
2 5 1 4
3 4 2 5
4 2 3 5
Carbon monoxide has the formula CO. It is therefore? [op-142]
an atom
an element
a mixture
a compound
Which is a single compound? [op-143]
methane
carbon
lubricating oil
hydrogen
Which is a solid element? [op-144]
methane
carbon
bitumen tar
wax
Which is a mixture? [op-145]
methane
carbon
product(s) of burning methane
hydrogen
Which is a particularly toxic gas sometimes produced by faulty gas fires? [op-146]
methane
carbon dioxide
nitrogen
carbon monoxide
Which represents a thermal decomposition reaction? [op-147]
ethene ==> poly(ethene)
methane + oxygen ==> carbon dioxide + water
hexane ==> butane + ethene
ethene + bromine ==> dibromoethane
Which is a thermal
decomposition reaction in the petrochemical industry? [op-148]
combustion
addition polymerisation
fractional distillation
cracking
What is formed by the complete combustion of wax? [op-161]
water + carbon dioxide
water only
carbon dioxide only
carbon monoxide and water
What may be formed by the incomplete combustion of petrol? [op-162]
water + carbon dioxide
water, carbon dioxide and carbon monoxide
only carbon dioxide
only water
Drips of a colourless liquid were seen at the end of a car exhaust. The colourless liquid is most likely to be? [op-163]
unburned petrol
engine oil
water
partly burned petrol
A
sample of gas from a car exhaust was tested with limewater and gave a white precipitate. The gas was most likely to be? [op-164]
carbon monoxide
unburned petrol vapour
partly burned petrol vapour
carbon dioxide
Poly(ethene) and poly(propene) are described as examples of? [op-165]
plastics
fuels
hydrocarbons
crackates
Petrol and diesel are best described as examples of? [op-165]
plastics
fuels
lubricants
crackates
Incomplete combustion can happen when there is a shortage of? [op-167]
carbon dioxide
fuel
oxygen
carbon monoxide
Biodegradable plastics are environmentally friendly because they? [op-168]
are structurally weak
don't produce harmful fumes when burned
are not attacked by fungus
rot away in a land fill site
Which is a hydrocarbon molecule? [op-169]
C2H6
C2H5Br
C2H5OH
CH3COOH
The following 'carbon numbers' correspond to gasoline, bottled gas, bitumen and
kerosene. Which is likely to be gasoline? [op-170]
3 carbon atoms
8 carbon atoms
15 carbon atoms
over 40 carbon atoms
The following 'carbon numbers' correspond to gasoline, bottled gas, bitumen and
kerosene. Which is likely to be kerosene? [op-171]
3 carbon atoms
8 carbon atoms
15 carbon atoms
over 40 carbon atoms
The following 'carbon numbers' correspond to gasoline, bottled gas, bitumen and
kerosene. Which is likely to be bitumen? [op-172]
3 carbon atoms
8 carbon atoms
15 carbon atoms
over 40 carbon atoms
The following 'carbon numbers' correspond to gasoline, bottled gas, bitumen and
kerosene. Which is likely to be bottled gas? [op-173]
3 carbon atoms
8 carbon atoms
15 carbon atoms
over 40 carbon atoms
The 'carbon numbers' correspond to molecules with different uses: for road surfacing, petrol engine fuel, camping gas and diesel
engine fuel. Which best matches petrol fuel? [op-174]
3 carbon atoms
8 carbon atoms
20 carbon atoms
over 40 carbon atoms
The 'carbon numbers' correspond to molecules with different uses: for road surfacing, petrol engine fuel, camping gas and diesel
engine fuel. Which best matches diesel fuel? [op-175]
3 carbon atoms
8 carbon atoms
20 carbon atoms
over 40 carbon atoms
The 'carbon numbers' correspond to molecules with different uses: for road surfacing, petrol engine fuel, camping gas and diesel
engine fuel. Which best matches road surfacing material? [op-176]
3 carbon atoms
8 carbon atoms
20 carbon atoms
over 40 carbon atoms
The 'carbon numbers' correspond to molecules with different uses: for road surfacing, petrol engine fuel, camping gas and diesel
engine fuel. Which best matches camping gas? [op-177]
3 carbon atoms
8 carbon atoms
20 carbon atoms
over 40 carbon atoms
The following 'carbon numbers' correspond to hydrocarbon molecules with different characteristics. These are: a not very flammable oily liquid, a light flammable liquid, a thick viscous (sticky) liquid, and a flammable gas. Which corresponds to a light flammable liquid? [op-178]
3 carbon atoms
8 carbon atoms
15 carbon atoms
30 carbon atoms
The following 'carbon numbers' correspond to hydrocarbon molecules with different characteristics. These are: a not very flammable oily liquid, a light flammable liquid, a thick viscous (sticky) liquid, and a flammable gas. Which corresponds to a not very flammable liquid? [op-179]
3 carbon atoms
8 carbon atoms
15 carbon atoms
30 carbon atoms
The following 'carbon numbers' correspond to hydrocarbon molecules with different characteristics. These are: a not very flammable oily liquid, a light flammable liquid, a thick viscous (sticky) liquid, and a flammable gas. Which corresponds to a thick viscous liquid? [op-180]
3 carbon atoms
8 carbon atoms
15 carbon atoms
30 carbon atoms
The following 'carbon numbers' correspond to hydrocarbon molecules with different characteristics. These are: a not very flammable oily liquid, a light flammable liquid, a thick viscous (sticky) liquid, and a flammable gas. Which corresponds to a flammable gas? [op-181]
3 carbon atoms
8 carbon atoms
15 carbon atoms
30 carbon atoms
Which is a plastic? [op-182]
petrol
polythene
paraffin
propanol
Which is a plastic? [op-183]
petrol
paraffin
polypropene
propanol
Which is a plastic? [op-184]
PDB
ASE
DDT
PVC
[op-1] Which four quantities a, b, c and d are required to balance the equation? a CH4(g) + b O2(g) ==> c CO2(g) + d H2O(l)
1 2 1 2
1 1 1 2
1 2 2 1
1 1 1 1
[op-2] Which four quantities a, b, c and d are required to balance the equation? a C2H6(g) + b O2(g) ==> c CO2(g) + d H2O(l)
1 2 1 3
2 7 4 6
2 4 4 6
1 7 2 3
[op-3] Which four quantities a, b, c and d are required to balance the equation? a C3H8(g) + b O2(g) ==> c CO2(g) + d H2O(l)
1 3 3 4
2 10 4 6
1 5 3 4
2 5 2 3
[op-4] Which four quantities a, b, c and d are required to balance the equation? a C4H10(g) + b O2(g) ==> c CO2(g) + d H2O(l)
1 13 8 4
2 7 4 10
1 5 3 4
2 13 8 10
[op-5] Which four quantities a, b, c and d are required to balance the equation? a C5H12(l) + b O2(g) ==> c CO2(g) + d H2O(l)
1 8 5 6
1 4 4 6
2 4 5 12
2 8 10 12
[op-6] Which four quantities a, b, c and d are required to balance the equation? a C6H14(g) + b O2(g) ==> c CO2(g) + d H2O(l)
2 9 6 14
2 19 12 14
1 9 6 7
1 10 12 7
[op-7] Which four quantities a, b, c and d are required to balance the equation? a C7H16(l) + b O2(g) ==> c CO2(g) + d H2O(l)
1 5 7 8
2 12 14 16
1 11 7 8
2 11 14 16
[op-8] Which four quantities a, b, c and d are required to balance the equation? a C8H18(g) + b O2(g) ==> c CO2(g) + d H2O(l)
1 13 8 18
1 13 8 9
2 13 16 18
2 25 16 18
[op-9] Which four quantities a, b, c and d are required to balance the equation? a C2H4(g) + b O2(g) ==> c CO2(g) + d H2O(l)
1 3 2 2
1 2 2 2
2 3 4 4
2 6 4 4
[op-10] Which four quantities a, b, c and d are required to balance the equation? a C3H6(g) + b O2(g) ==> c CO2(g) + d H2O(l)
2 5 6 6
2 9 6 6
1 5 3 3
1 9 3 3
[op-11] Which four quantities a, b, c and d are required to balance the equation? a C4H8(g) + b O2(g) ==> c CO2(g) + d H2O(l)
2 12 8 8
2 6 8 8
1 6 4 4
1 3 4 4
[op-12] Which four quantities a, b, c and d are required to balance the equation? a C7H8(g) + b O2(g) ==> c CO2(g) + d H2O(l)
2 9 4 8
2 10 14 8
1 5 7 4
1 9 7 4
Which molecule is natural gas? [op-25]
Which molecule is methane? [op-26]
Which molecule has the lowest boiling point? [op-27]
Which molecule reacts readily reacts and decolourises bromine water at room temperature? [op-28]
Which molecule is unsaturated? [op-29]
Which molecule can be polymerised to a plastic material? [op-30]
Which molecule is an alkene? [op-31]
Which molecule has the highest boiling point? [op-32]
Which molecule readily reacts to decolourise bromine water? [op-33]
<img src="../../page12/gifs/extra2.gif"
Which molecule is unsaturated? [op-34]
Which molecule can be polymerised to form a plastic material? [op-35]
Which molecule is an alkene? [op-36]
Which of the molecules is saturated? [op-37]
Which of the molecules is an alkane? [op-38]
Which of the molecules is saturated? [op-39]
Which of the molecules is saturated? [op-40]
Which molecule has the lowest boiling point? [op-41]
Which molecule is most likely to be a liquid? [op-42]
Which molecule is likely to be the most chemically reactive? [op-43]
Which molecule has the highest boiling point? [op-44]
Which is TRUE about an alkane hydrocarbon molecule? [op-101]
it is saturated
it has single and double covalent bonds
it readily reacts with bromine
it can be polymerised to a plastic polymer
Which is TRUE about an alkane hydrocarbon molecule? [op-102]
it is unsaturated
it has single covalent bonds only
it readily reacts with bromine
it can be polymerised to a plastic polymer
Which is TRUE about an alkane hydrocarbon molecule? [op-103]
it is unsaturated
it has single and double covalent bonds
it does not readily react with bromine
it can be polymerised to a plastic polymer
Which is TRUE about an alkane hydrocarbon molecule? [op-104]
it is unsaturated
it has single and double covalent bonds
it readily reacts with bromine
it cannot be polymerised to a plastic polymer
Which is TRUE about an alkene hydrocarbon molecule? [op-105]
it is unsaturated
it has single covalent bonds only
it does not readily react with bromine
it cannot be polymerised to a plastic polymer
Which is TRUE about an alkene hydrocarbon molecule? [op-106]
it is saturated
it has single and double covalent bonds
it does not readily react with bromine
it cannot be polymerised to a plastic polymer
Which is TRUE about an alkene hydrocarbon molecule? [op-107]
it is saturated
it has single covalent bonds only
it readily reacts with bromine
it cannot be polymerised to a plastic polymer
Which is TRUE about an alkene hydrocarbon molecule? [op-108]
it is saturated
it has single covalent bonds only
it does not readily react with bromine
it can be polymerised to a plastic polymer
The drawings show 'space-filling' diagrams of four hydrocarbon molecules. Which is unsaturated? [op-109]
molecule 2
molecule 1
molecule 3
molecule 6
The drawings show 'space-filling' diagrams of four hydrocarbon molecules. Which is an alkene? [op-110]
molecule 1
molecule 2
molecule 3
molecule 6
The drawings show 'space-filling' diagrams of four hydrocarbon molecules. Which are alkanes? [op-111]
molecules 2 and 4
molecule 2 only
molecules 1 and 3
molecule 1 only
The drawings show 'space-filling' diagrams of four hydrocarbon molecules. Which are alkenes? [op-112]
molecules 1 and 3
molecule 2 only
molecule 1 only
molecules 2 and 4
What polymer is formed from this molecule? [op-113]
poly(ethene)
poly(propene)
poly(styrene)
poly(vinyl chloride)
What polymer is formed from this molecule? [op-114]
poly(ethene)
poly(propene)
poly(styrene)
poly(vinyl chloride)
The drawings show 'space-filling' diagrams of four hydrocarbon molecules. Which has the formula C2H6? [op-115]
molecule 5
molecule 6
molecule 3
molecule 4
The drawings show 'space-filling' diagrams of four hydrocarbon molecules. Which has the formula C3H6? [op-116]
molecule 5
molecule 6
molecule 3
molecule 4
The drawings show 'space-filling' diagrams of four hydrocarbon molecules. Which has the formula C3H8? [op-117]
molecule 5
molecule 6
molecule 3
molecule 4
The drawings show 'space-filling' diagrams of four hydrocarbon molecules. Which has the formula C4H10? [op-118]
molecule 5
molecule 6
molecule 3
molecule 4
A student made some sketches of possible addition polymer structures. Which one of the following could be a correct structure? [op-149]
structure (2)
structure (4)
structure (3)
structure (5)
A student made some sketches of possible addition polymer structures. Which one of the following could be a correct structure? [op-150]
structure (4)
structure (6)
structure (3)
structure (5)
A test for alkenes is to shake it with bromine water and look for decolourisation of the orange colour of bromine. If ethene was tested in this way, which student correctly predicted the structure of the product? [op-151]
Joe
Tanya
Fred
Suzy
The bonding between atoms in a hydrocarbon molecule is? [op-152]
ionic only
intermolecular only
ionic and covalent
covalent only
'Cracking' or thermal
decomposition is used in the oil industry to convert higher fractions of hydrocarbons into more useful molecules. For example, lower alkanes for petrol or alkenes for making plastics. Given the following cracking equation, what is the missing molecule? [op-153] C9H20 ==> C7H16 + ????
C2H4
C2H6
C3H6
C3H8
'Cracking' or thermal
decomposition is used in the oil industry to convert higher fractions of hydrocarbons into more useful molecules. For example, lower alkanes for petrol or alkenes for making plastics. Given the following cracking equation, what is the missing molecule? [op-154] C10H22 ==> C6H12 + ????
C4H8
C4H10
2C2H4
C4H12
'Cracking' or thermal
decomposition is used in the oil industry to convert higher fractions of hydrocarbons into more useful molecules. For example, lower alkanes for petrol or alkenes for making plastics. Given the following cracking equation, what is the missing molecule? [op-155] C10H22 ==> CH4 + C6H12 + ????
C2H4
C2H6
C3H6
C3H8
'Cracking' or thermal
decomposition is used in the oil industry to convert higher fractions of hydrocarbons into more useful molecules. For example, lower alkanes for petrol or alkenes for making plastics. Given the following cracking equation, what is the missing molecule? [op-156] C12H26 ==> C2H4 + C7H14 + ????
C2H4
C4H8
C3H6
C3H8
Which is a suitable chemical test for an alkene, to distinguish it from an alkane? [op-157]
an alkene decolourises orange bromine water
an alkene burns with a more smokey flame
an alkane reacts with bromine water when bright light is shone on the mixture
the alkane with the same number of carbon atoms has a slightly higher boiling point
Which of the following explains why alkenes are more reactive than alkanes? [op-158]
alkenes have a smaller molecular mass than the corresponding alkane with the same number of carbon atoms
alkenes have a reactive C=C double bond
alkenes have a lower boiling point than the corresponding alkane with the same number of carbon atoms
the C=C double bond in alkenes is weaker than the C-C single bond
'Cracking' or thermal
decomposition is used in the oil industry to convert higher fractions of hydrocarbons into more useful molecules. For example, lower alkanes for petrol or alkenes for making plastics. Given the following cracking equation, what is the missing molecule? [op-159] C16H34 ==> C2H4 + C7H16 + H2 + ????
C6H12
C6H14
C7H12
C7H14
'Cracking' or thermal
decomposition is used in the oil industry to convert higher fractions of hydrocarbons into more useful molecules. For example, lower alkanes for petrol or alkenes for making plastics. Given the following cracking equation, what is the missing molecule? [op-160] C18H38 ==> C3H8 + C7H14 + H2 + ????
C7H16
C7H14
C8H16
C8H14
Which of the following statements is TRUE? [op-185]
the monomer to make polythene is ethene
unsaturated hydrocarbons are generally unreactive
unsaturated hydrocarbons have no carbon-carbon double bond
a hydrocarbon of formula C3H8 will decolourise bromine water
Which of the following statements is TRUE? [op-186]
the monomer to make polythene is ethane
unsaturated hydrocarbons are generally reactive
unsaturated hydrocarbons have no carbon-carbon double bond
a hydrocarbon of formula C3H8 will decolourise bromine water
Which of the following statements is TRUE? [op-187]
the monomer to make polythene is ethane
unsaturated hydrocarbons are generally unreactive
unsaturated hydrocarbons have a carbon-carbon double bond
a hydrocarbon of formula C4H10 will decolourise bromine water
Which of the following statements is TRUE? [op-188]
the monomer to make polypropene is propane
unsaturated hydrocarbons are generally unreactive
unsaturated hydrocarbons have no carbon-carbon double bond
a hydrocarbon of formula C4H8 will decolourise bromine water
Which of the following statements is TRUE? [op-189]
the monomer to make polypropene is propene
unsaturated hydrocarbons are generally unreactive
unsaturated hydrocarbons have no carbon-carbon double bond
a hydrocarbon of formula C4H10 will decolourise bromine water
Which of the following statements is TRUE? [op-190]
the monomer to make polypropene is propane
the products of cracking a long chain hydrocarbon are more volatile
unsaturated hydrocarbons have no carbon-carbon double bond
a hydrocarbon of formula C4H10 will decolourise bromine water
Which of the following statements is TRUE? [op-191]
a hydrocarbon of formula C4H10 will decolourise bromine water
the monomer to make polypropene is propane
the products of cracking a long chain hydrocarbon are more flammable
addition polymers are made by combining alkane monomers
Which of the following statements is TRUE? [op-192]
a hydrocarbon of formula C4H10 will decolourise bromine water
the monomer to make polypropene is propane
the products of cracking a long chain hydrocarbon are more viscous
addition polymers are made by combining alkene monomers
Which of these will decolourise bromine water? [op-193]
ethene
poly(ethene)
propane
butane
Which of these will decolourise bromine water? [op-194]
ethane
propene
propane
poly(ethene)
The general formula for alkanes is CnH2n + 2, where n is an integer (1, 2, 3 etc.). Which is the correct general formula for an alkene? [op-195]
CnH2n + 1
CnHn
CnH2n
CnH2n - 2
The general formula for alkenes is CnH2n, where n is an integer (1, 2, 3 etc.). Which is the correct general formula for an alkane? [op-196]
CnH2n + 1
CnHn
CnH2n - 2
CnH2n + 2
Which of these statements is TRUE about crude oil and fractional distillation? [op-197]
crude oil consists of short and long chain hydrocarbons
short chain hydrocarbons condense at the bottom of the column
crude oil fractions are burned to crack them
hydrocarbons at the bottom of the column have a low viscosity
Which of these statements is TRUE about crude oil and fractional distillation? [op-198]
crude oil consists of long chain hydrocarbons
short chain hydrocarbons condense at the top of the column
crude oil fractions are burned to crack them
hydrocarbons at the bottom of the column have a low viscosity
Which of these statements is TRUE about crude oil and fractional distillation? [op-199]
crude oil consists of long chain hydrocarbons
long chain hydrocarbons condense at the top of the column
crude oil fractions are heated with a catalyst to crack them
hydrocarbons at the bottom of the column have a low viscosity
Which of these statements is TRUE about crude oil and fractional distillation? [op-200]
crude oil consists of long chain hydrocarbons
long chain hydrocarbons condense at the top of the column
crude oil fractions are burned to crack them
hydrocarbons at the bottom of the column have a high viscosity
Which of these statements is TRUE about crude oil and fractional distillation? [op-201]
hydrocarbons at the top of the column are flammable
long chain hydrocarbons condense at the top of the column
crude oil fractions are burned to crack them
hydrocarbons at the bottom of the column have a low viscosity
Which of these statements is TRUE about crude oil and fractional distillation? [op-202]
hydrocarbons at the bottom of the column are flammable
surplus long chain fractions can be cracked to make more petrol
very short chain fractions are cracked to make alkenes for plastics
hydrocarbons towards the bottom of the column have no use at all
Which of these statements is TRUE about crude oil and fractional distillation? [op-203]
hydrocarbons at the bottom of the column are flammable
very short chain fractions can be cracked to make more petrol
surplus long chain fractions are cracked to make alkenes for plastics
hydrocarbons towards the bottom of the column have no use at all
Which of these statements is TRUE about crude oil and fractional distillation? [op-204]
hydrocarbons at the bottom of the column are flammable
very short chain fractions can be cracked to make more petrol
long chain fractions cannot be cracked to make alkenes for plastics
hydrocarbons towards the bottom of the column have some limited uses
The diagram shows the formation of a polymer. Which is TRUE? [op-205]
in the monomer molecule the bonds shown between the carbon atoms are double covalent bonds
the monomer is reactive because it has easily broken single bond
the diagram shows a condensation polymerisation
when W, X, Y and Z are hydrogen the monomer is ethane and the polymer is
poly(ethene)
The diagram shows the formation of a polymer. Which is TRUE? [op-206]
in the monomer molecule the bonds shown between the carbon atoms are triple covalent bonds
the monomer is reactive because it has an easily broken double bond
the diagram shows a condensation polymerisation
when W, X, Y and Z are hydrogen the monomer is ethane and the polymer is
poly(ethene)
The diagram shows the formation of a polymer. Which is TRUE? [op-207]
in the monomer molecule the bonds shown between the atoms are all single covalent bonds
the monomer is reactive because it has an easily broken single bond
the diagram shows an addition polymerisation
when W, X, Y and Z are hydrogen the monomer is ethane and the polymer is
poly(ethene)
The diagram shows the formation of a polymer. Which is TRUE? [op-208]
in the monomer molecule the bonds shown between the atoms are all single covalent bonds
the monomer is reactive because it has an easily broken single bond
the diagram shows a condensation polymerisation
when W, X, Y and Z are hydrogen the monomer is ethene and the polymer is poly(ethene)