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?
electrophilic substitution
nucleophilic addition
nucleophilic substitution
electrophilic addition
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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?
heterolytic fission
homolytic fission
electrolytic fission
catalytic fission
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What is the rapid decolourisation of orange bromine water an indication of?
the presence of carbon-carbon triple bonds
the presence of carbon-oxygen double bonds
the presence of carbon-carbon single bonds
the presence of carbon-carbon double bonds
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What is the product of the hydration of ethene under the influence of a phosphoric(V) acid catalyst?
ethanoic acid
ethanol
ethene glycol
ethane
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What are the products of the reaction between propene and hydrogen bromide?
a mixture of 1-bromopropane and 2-bromopropane
1-bromopropane only
propane
2-bromopropane only
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Which type of carbocation is the most stable?
secondary carbocation
tertiary carbocation
primary carbocation
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According to Markownikoff's rule, the major product has hydrogen adding to the carbon with...
an equal number of hydrogens as the other carbon
the least hydrogens already attached
no hydrogens already attached
the most 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
2-chloro-2-methylbutane
3-chloro-2-methylbutane
4-chloro-2-methylbutane
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Which of the following statements about carbocation stability is correct?
secondary carbocations are more stable than tertiary carbocations
more alkyl groups provide greater stability to the carbocation
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?
ethanol
1,2-dibromoethane
bromoethane
ethane
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The reaction of water with alkenes is a useful test for C=C double bonds.
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