Q.1
Which of the following has an isopropyl group in its structure?
  • Toluene
  • Cumene
  • Xylene
Q.2
Which of the following is considered an aromatic ether?
  • Aniline
  • Phenol
  • Acetophenone
  • Anisole
Q.3
This mono-substituted benzene has the phenyl group directly connected to an FG that has an sp hybridized Nitrogen in its structure
  • What is Aniline
  • What is benzonitrile
  • What is Anisole
  • What is Acetophenone
Q.4
This mono-substituted benzene has an aldehyde group (formyl) in its structure
  • What is benzoic acid?
  • What is benzaldehyde?
  • What is benzal?
Q.5
This mono-substituted benzene with a common name has a vinyl group attached to the phenyl ring
  • What is allyl benzene?
  • What is Styrene?
  • What is Vinylbenzyl?
  • What is Benzenethene?
Q.6
How many degrees of unsaturation is present in benzene?
  • 5
  • 4
  • 6
  • 3
Q.7
Which of the following is FALSE about the property of benzene molecule?
  • A. It is a planar molecule.
  • B. It is stabilised by delocalisation of ℼ electrons.
  • C. Each carbon atom undergoes sp hybridisation.
  • D. Its typical reaction is electrophilic substitution.
Q.8
Which of the statement is TRUE about electrophilic aromatic substitution?
  • A. Substitution of hydrogen atom in methane by chlorine atom
  • B. Substitution of hydrogen atom in benzene by NO2+
  • C. Substitution of chlorine atom in ethanoyl chloride by CH3O-
  • D. Substitution of -OH in ethanol by CI-
Q.9
The only compound that will yield benzoic acid when reacted with acidified potassium dichromate (VI) solution is
  • A. CH2=CH2
  • B. C6H5C(CH3)3
  • C. C6H5CH(CH2CH3)2
  • D. Cyclohexane
Q.10
Which of the reagents below does NOT react with methylbenzene?
  • A. Bromine gas/iron catalyst
  • B. Aqueous bromine in catalyst
  • C. Acidified potassium manganite (VII)
  • D. Dilute sulphuric acid
Q.11
The species that attacks the benzene molecule in the nitration of benzene using a mixture of concentrated sulphuric acid and concentrated nitric acid is
  • A. ⋅NO2
  • B. NO2+
  • C. HNO3
  • D. NO3 -
Q.12
Nitrobenzene can be prepared by reacting benzene with a mixture of concentrated sulphuric acid and concentrated nitric acid.Which of the following statement best describes the role of concentrated sulphuric acid
  • A. To get rid of water molecules
  • B. To form an unstable complex with benzene
  • C. To protonate nitric acid
  • D. To act as solvent
Q.13
Which of the following will produce chlorobenzene when chlorine was passed through it?
  • A. Iodobenzene at 20⁰C
  • B. Bromobenzene in the presence of iron
  • C. Benzene in the presence of iron
  • D. Benzene in the presence of light
Q.14
Which of the following reagent does not react with benzene?
  • A. Concentrated H2SO4
  • B. HNO3/ H2SO4
  • C. Iodoehane in the presence of iron
  • D. Sodium hydroxide solution
Q.15
What is the C-C bond length in Benzene?
  • 0.137 nm
  • 0.138 nm
  • 0.139 nm
  • 0.140 nm
Q.16
Which of the following is FALSE about ethene and benzene?
  • A. Both are planar molecules
  • B. Both are non-polar molecules
  • C. Both exhibit sp2 hybridisation
  • D. Both have the same C:H ratio
Q.17
Nitronium ion, NO2+, attacks the electrons of the aromatic ring of benzene. Name the type of reaction involved.
  • A. Free radical substitution
  • B. Electrophilic aromatic substitution
  • C. Nucleophilic aromatic substitution
  • D. Electrophilic aromatic addition
Q.18
How many delocalised electron are there for each benzene molecules?
  • 2
  • 3
  • 6
  • 12
Q.19
Does benzene decolorise bromine?
  • Yes
  • NO
  • Who knows
  • Why did i take chemistry in the first place?
Q.20
Which of these best describes the bonding incharacters or less?
  • the p-orbitals overlap to make a pi- bond
  • the electrons are delocalised ring
  • p-orbitals ovelap above and below plane and form 2 delocalised rings
  • p-orbitals ovelap above and below plane and form a delocalised ring
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