Welcome to the Quiz!
This quiz contains 12 questions from a mix of 1 subtopics.
What type of reaction do alkenes undergo across their carbon-carbon double bond?
nucleophilic addition
electrophilic substitution
electrophilic addition
nucleophilic substitution
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What is the product of the reaction between ethene and hydrogen gas in the presence of a nickel catalyst at 150°C?
ethyl hydrogen sulfate
ethane
ethanol
bromoethane
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What type of fission occurs in the Br-Br bond during the addition of bromine to alkenes?
electrolytic fission
catalytic fission
homolytic fission
heterolytic fission
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What is the rapid decolourisation of orange bromine water an indication of?
the presence of carbon-carbon double bonds
the presence of carbon-oxygen double bonds
the presence of carbon-carbon single bonds
the presence of carbon-carbon triple bonds
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What is the product of the hydration of ethene under the influence of a phosphoric(V) acid catalyst?
ethanol
ethane
ethanoic acid
ethene glycol
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What are the products of the reaction between propene and hydrogen bromide?
propane
2-bromopropane only
a mixture of 1-bromopropane and 2-bromopropane
1-bromopropane only
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Which type of carbocation is the most stable?
secondary carbocation
primary carbocation
tertiary carbocation
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According to Markownikoff's rule, the major product has hydrogen adding to the carbon with...
the most hydrogens already attached
the least hydrogens already attached
an equal number of hydrogens as the other carbon
no hydrogens already attached
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What is the major product of the addition of HCl to 2-methylbut-2-ene?
1-chloro-2-methylbutane
3-chloro-2-methylbutane
2-chloro-2-methylbutane
4-chloro-2-methylbutane
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Which of the following statements about carbocation stability is correct?
more alkyl groups provide greater stability to the carbocation
secondary carbocations are more stable than tertiary carbocations
alkyl groups destabilise the positive charge through inductive effects
primary carbocations are the most stable
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What is the product of the reaction between ethene and bromine?
1,2-dibromoethane
ethanol
ethane
bromoethane
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The reaction of water with alkenes is a useful test for C=C double bonds.
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