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This quiz contains 13 questions from a mix of 1 subtopics.
What is the main type of reaction that benzene undergoes?
electrophilic substitution
nucleophilic addition
electrophilic addition
nucleophilic substitution
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What is the role of a halogen carrier in electrophilic substitution reactions?
to reduce the polarisation in the electrophile molecule
to accept a lone pair of electrons from a halogen atom on an electrophile
to increase the electron density on the benzene ring
to donate a lone pair of electrons to a halogen atom on an electrophile
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What is the term for the electrophilic substitution of a halogen atom onto a benzene ring?
halogenation
nitration
acylation
alkylation
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In the bromination of benzene, what is the electrophile that attacks the benzene ring?
AlBr3
Br2
AlBr2+
Br+
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What is the product formed when benzene undergoes nitration?
chlorobenzene
methylbenzene
nitrobenzene
phenylketone
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Friedel-Crafts reactions are useful for forming which type of bond?
C-H bonds
C-C bonds
C-O bonds
C-N bonds
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Which of the following is used in Friedel-Crafts alkylation reactions?
acyl chloride
nitric acid
halogenoalkane
sulfuric acid
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What is the product formed in a Friedel-Crafts acylation reaction of benzene?
phenylketone
alkylbenzene
cyclohexane
benzoic acid
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In the Friedel-Crafts acylation of benzene using ethanoyl chloride, what is the electrophile that attacks the benzene ring?
CH3+
Cl+
CH3COCl
CH3CO+
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What happens to the alkyl side chain of methylbenzene when oxidised with alkaline KMnO4 followed by acidification?
it is oxidised to an alcohol
it is oxidised to an aldehyde
it is oxidised to a ketone
it is oxidised to a carboxylic acid
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What is the product formed when benzene undergoes hydrogenation?
cyclohexane
cyclohexene
hexane
hexene
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Which of the following is required for the hydrogenation of benzene?
H2 gas and a nickel catalyst
H2O gas and an iron catalyst
H2O gas and an nickel catalyst
H2 gas and an iron catalyst
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Outline the three steps involved in the chlorination of benzene using Cl2 and an AlCl3 catalyst.
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