Nitration of chlorobenzene gives___________________?
A. o – chloronitrobenzene
B. p – chloronitrobenzene
C. m – chloronitrobenzene
D. A & B
Aromatic Hydrocarbons
Aniline is a derivative of benzene which contains__________________?
Aniline is a derivative of benzene which contains__________________?
A. Imino group
B. Amino group
C. Amide group
D. Nitro group
In benzene sulphonic acid the sulphonic group is attached with benzene ring through ___________________?
In benzene sulphonic acid the sulphonic group is attached with benzene ring through ___________________?
A. Hydrogen
B. Oxygen
C. Sulphur
D. OH
The hydrolysis of Benzenetrizonide will yield three moles of____________________?
The hydrolysis of Benzenetrizonide will yield three moles of____________________?
A. Glyoxime
B. Benzaldehyde
C. Glycol
D. Glyoxal
What is the molecular formula of Benzenetriozonide ?
What is the molecular formula of Benzenetriozonide ?
A. C6H6O9
B. C6H5O8
C. C6H5O9
D. C6H6O6
Which compound form benzoic acid on oxidation with acidified KMnO4 or K2Cr2O7 ?
Which compound form benzoic acid on oxidation with acidified KMnO4 or K2Cr2O7 ?
A. Toluene
B. Ethyl benzene
C. n-propyl benzene
D. All
Replacement of hydrogen of benzene by alkyl group in the presence of alkyl halide & aluminum chloride is known as__________________?
Replacement of hydrogen of benzene by alkyl group in the presence of alkyl halide & aluminum chloride is known as__________________?
A. Dows process
B. Friedel & Craft acylation
C. Friedel & Craft alkylation
D. Clemmenson reduction
Which one of the following statement is not correct about benzene ?
Which one of the following statement is not correct about benzene ?
A. On hydrogenation 208 KJ/mole is liberated
B. C-H bond length in benzene is 1.09 A?
C. Molecular mass of benzene is 78.108
D. Resonance energy of benzene is 150.5 K Cal/mole
Which compound will readily undergo sulphonation ?
Which compound will readily undergo sulphonation ?
A. Benzene
B. Nitro benzene
C. Toluene
D. Chlorobenzene
During sulphonation of benzene H2SO4 generates the electrophile _________________?
During sulphonation of benzene H2SO4 generates the electrophile _________________?
A. HSO4-
B. SO2
C. SO3
D. H+