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WorksheetsHaloalkenes and haloarenes
Total questions: 12
Worksheet time: 8mins
A
B
C
D
A
B
C
D
When excess chlorine is used in electrophilic substitution of toluene, which of the following dichloroarenes are formed?
Ortho and meta
Ortho and para
Meta and para
Ortho, meta and para
C-X bond is strongest in
CH3-I
CH3-Cl
CH3-Br
CH3-F
The compound C6H5F is an example of a _________ halide.
Allylic
Benzylic
Aryl
Vinylic
Which of the following undergoes nucleophilic substitution exclusively by SN1 mechanism?
Ethyl chloride
Isopropyl chloride
Choro benzene
Benzyl chloride
Assertion: KCN reacts with methyl chloride to give methyl isocyanide.
Reason: CN- is an ambidentate nucleophile.
A
B
C
D
In a SN1 reaction on chiral centres, there is
100% retention
100% inversion
Racemization
None
Fitting reaction can be used to prepare
Toluene
Acetophenon
Diphenyl
Chlorobenzene
The synthesis of alkyl fluoride is best accomplished by
Finkelstein reaction
Swartz reaction
Free radical fluorination
Sandmeyers reaction
A
B
C
D
A
B
C
D
