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WorksheetsBenzene
Total questions: 15
Worksheet time: 10mins
Resonance stabilized is due to
strong covalent bond
strong pi bond
delocaloisation of pi electrons
delocalisation of sigma electrons
Which of the following is correct for the benzene
molecule?
It contains 12 hydrogen atoms.
It is unsaturated.
The carbon-carbon bonds are single.
All the bond lengths are equal
Name the following compound
Benzene
Benzol
Phenyl
Phenol
Tick correct characteristic of aromatic compound
Non-Cyclic
All p-orbitals able to overlap to adjacent p-orbitals
Follow Huckle's rule
Have alternate single double bond
Give the common name for the following structure
Benzaldehyde
Acethophenone
Benzene aldehyde
Benzoic acid
Aromatic compounds usually undergo which type of reaction?
Electrophilic substitution reaction
Electrophilic addition reaction
Nucleophilic substitution reaction
Nucleophilic addition reaction
Name the compound
Nitro benzene
Ammonia benzene
Aniline
amino benzene
Which of the following compound is aromatic haloalkane?
I. C6H5Cl
II. C6H5CH2Cl
III. CH3CH2Cl
I only
I and II only
II and III only
I, II and III
Choose the correct statement
Carbon to carbon bond in benzene have the same bond length
Cyclobutene has delocalised electrons
C=C bond in cyclobutene is longer than C-C bond in butane
All atoms in cyclobutene, pentane and benzene are planar
What is the IUPAC name of the following compound?
1-bromo-3-fluoronitrobenzene
4-bromo-2-fluoronitrobenzene
5-bromo-1-fluoronitrobenzene
3-bromo-1-fluoronitrobenzene
What is the IUPAC name of the following compound?
4-bromo-3-chlorotoluene
4-bromo-5-chlorotoluene
1-bromo-2-chlorotoluene
2-bromo-1-chlorotoluene
what is 'n' in Huckel rule
number of ring
number of catom
any integer
none
What is the other name of aromatic hydrocarbons?
Alkenes
Alkynes
Arenes
Alkanes
Which of the following characteristics is not for aromatic compound
Follow Huckle's rule
All p-orbitals able to overlap to adjacent p-orbitals
Open structure
Have alternate single double bond
