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WorksheetsAromatic compounds
Total questions: 20
Worksheet time: 10mins
It refers to any large class of unsaturated organic compounds characterized by one or more planar rings with pi electrons delocalized all the way around them.
Aromatic compounds
Aliphatic compounds
Hydrocarbons
Alkenes
These statements about aromatic compounds are correct EXCEPT
They are cyclic and planar
They follow Huckel's 4n rule
They have conjugated double bonds
They have delocalized π electrons
Why does aromatic compounds prefer to undergo electrophilic aromatic substitution reaction?
Aromatic compounds are electron rich so they attract electrophiles
Aromatic compounds are electron rich so they attract nucleophiles
Aromatic compounds are electron poor so they attract electrophiles
Aromatic compounds are electron poor so they attract nucleophiles
What is the correct name for this compound?
4-bromotoluene
4-bomo-1-methylbenzene
(4-bromophenyl)methane
phenyl-1,4-bromomethane
What two names are correct for this compound?
benzoic acid and benzenecarboxylic acid
phenyl carboxylate and toluene
benzoic acid and phenyl carboxylate
benzenecarboxylic acid and toluene
What is the correct name for this compound?
Nitrobenzene
N-phenyl nitrate
Aniline
1-aminobenzene
What is the correct name of this compound?
butanoylbenzene
1-phenyl-butan-3-ol
1-phenyl-butan-2-ol
hydroxyethylbenzene
What is the correct name of this structure?
3-methanoicaniline
3-amino-phenylmethanoic acid
1-carboxy-3-aminobenzene
3-aminobenzoic acid
What is the correct name of this compound?
2-chlorobenzaldehye
2-formylchlorobenzene
1-chlorophenaldehyde
2-chlorobenzylformate
What is the correct name for this compound?
o-hydroxymethylbenzene
m-hydroxytoluene
o-methylphenol
m-methylphenol
Which is the correct drawing of o-bromonitrobenzene?
Resonance stabilized of benzene is due to
strong covalent bond
strong pi bond
delocalisation of pi electrons
delocalisation of sigma electrons
What is the temperature required for the reaction?
less than 10℃
25℃
50-55o celcius
Cold diluted
What is reagent X?
CH3CH2Br, AlBr3
CH3Br, AlBr3
CH3CH2CH2Br, AlBr3
CH3CH(Br)CH3, AlBr3
What is the product F?
Which of the following statements about benzene is incorrect?
A total of six electrons per molecule are delocalised
All of the carbon-carbon bonds are the same length
The bond angles are all 120°
The empirical formula is C6H6
What form of reaction mechanism is benzene normally involved in?
Electrophillic substitution
Electrophillic addition
Electophillic elimination
Nucleophilic substitution
The formula for the nitronium ion is
NO2+
NO2
NO2+
NO22+
Which statement about benzene is not true?
It can be extracted from whale oil
It is a planar, hexagonal molecule
It is a relatively stable molecule because of the rings of delocalised electrons
It can conduct electricity because of its delocalised electrons
A reagent that could be used to distinguish between benzene and cyclohexene is ...
Lucas reagent
Tollens reagent
Bromine water
Sodium carbonate
