Which compound form benzoic acid on oxidation with acidified KMnO4 or K2Cr2O7 ?
A. Toluene B. Ethyl benzene C. n-propyl benzene D. All
Chemistry MCQs
What is the molecular formula of Benzenetriozonide ?
A. C6H6O9 B. C6H5O8 C. C6H5O9 D. C6H6O6
The hydrolysis of Benzenetrizonide will yield three moles of____________________?
A. Glyoxime B. Benzaldehyde C. Glycol D. Glyoxal
In benzene sulphonic acid the sulphonic group is attached with benzene ring through ___________________?
A. Hydrogen B. Oxygen C. Sulphur D. OH
Aniline is a derivative of benzene which contains__________________?
A. Imino group B. Amino group C. Amide group D. Nitro group
Nitration of chlorobenzene gives___________________?
A. o – chloronitrobenzene B. p – chloronitrobenzene C. m – chloronitrobenzene D. A & B
By which method the molecular mass of benzene was determined as 78.108 ?
A. Specific gravity method B. Vapour density method C. X-ray diffraction method D. Distillation methos
Chlorination of toluene in the presence of sublight produces_________________?
A. Benzyl chloride B. o – chlorotoluene C. p – chlorotoluene D. benzoic acid
Mixture of catalysts Cr2O3 + A?2O3 + SiO2 at 500?C are used when benzene is prepared from_______________?
A. acetylene B. N-hexane C. Benzene sulphonic acid D. Sodium benzoate
Which is fused cyclic aromatic compound _____________________?
A. diphenyl amine B. diphenyl methane C. naphthalene D. biphenyl