NEW
Font size
WorksheetsElectrophilic Aromatic Substitution
Total questions: 8
Worksheet time: 4mins
What is electrophilic substitution?
A substitution reaction in which an electrophile is substituted for the electrons in the benzene ring
A substitution reaction in which the benzene ring is attacked by a lone pair of electrons from an electrophile
A substitution reaction in which an electrophile is attacked by the electrons in the benzene ring
Which is least reactive in aromatic electrophilic substitution?
Ethyl Benzene
Anisole
Acetophenone
Chlorobenzene
Which gives a meta nitro compound as the main product upon nitration with a nitric acid-sulfuric acid mixture?
Ethyl Benzene
Anisole
Acetophenone
Chlorobenzene
With respect to the electrophilic aromatic substitution of benzene which of the following is not true?
A non-aromatic intermediate is formed
Benzene acts as an electrophile
A proton is lost in the final step
Resonance forms are important
When considering electrophilic aromatic substitution reactions electron withdrawing substituents (e.g. cyano) are described as...
Ortho/para directing and activating
Ortho/para directing and deactivating
Meta directing and activating
Meta directing and deactivating
What will be the attacking electrophile in the reaction of halogenation of Benzene?
Halonium ion
carbocation
Benzene
Halogen
Why does benzene undergo substitution reactions rather than addition reactions
Benzene is a planar, aromatic compound
All the carbon atoms in benzene is sp2 hybridised
All the carbon-carbon bonds in benzene is strong
Benzene has extra stability due to the delocalized π electrons
Aromatic compounds usually undergo which type of reaction
Electrophilic substitution reaction
Electrophilic addition reaction
Nucleophilic substitution reaction
Nucleophilic addition reaction
