Pharm.D_POC_Phenols_MCQ
1.Phenol is acidic because of
A) Resonance
B) Electrometric effect
C) Inductive effect
D) peroxide effect
2.Phenol upon Friedel-Crafts methylation gives
A) Cresol
B) Salicylic acid
C) Xylene
D) Resorcinol
3.Phenols are
a) acidic in nature
b) basic in nature
c) neutral in nature
d) Amphoteric in nature
4.The major product obtained on interaction of phenol with sodium hydroxide and carbon dioxide is
a) benzoic acid
b) salicylaldehyde
c) salicylic acid
d) phthalic acid
5.lectrophilic substitution reaction in phenol generally occurs at
a) ortho and para position
b) only ortho position
c) only para position
d) metaposition
6.Phenol on heating with phthalic anhydride in the presence of concentrated sulfuric acid gives
a) phenolphthalein
b) bakelite
c) salicylic acid
d) fluorescine
7.The Reimer-Tiemann reaction is used to convert a phenol to an
a) p-hydroxy benzaldehyde
b) o-hydroxy benzaldehyde
c) m-hydroxy benzaldehyde
d) o,p-dihdroxy benzaldehyde
1.Phenol is acidic because of
A) Resonance
B) Electrometric effect
C) Inductive effect
D) peroxide effect
2.Phenol upon Friedel-Crafts methylation gives
A) Cresol
B) Salicylic acid
C) Xylene
D) Resorcinol
3.Phenols are
a) acidic in nature
b) basic in nature
c) neutral in nature
d) Amphoteric in nature
4.The major product obtained on interaction of phenol with sodium hydroxide and carbon dioxide is
a) benzoic acid
b) salicylaldehyde
c) salicylic acid
d) phthalic acid
5.lectrophilic substitution reaction in phenol generally occurs at
a) ortho and para position
b) only ortho position
c) only para position
d) metaposition
6.Phenol on heating with phthalic anhydride in the presence of concentrated sulfuric acid gives
a) phenolphthalein
b) bakelite
c) salicylic acid
d) fluorescine
7.The Reimer-Tiemann reaction is used to convert a phenol to an
a) p-hydroxy benzaldehyde
b) o-hydroxy benzaldehyde
c) m-hydroxy benzaldehyde
d) o,p-dihdroxy benzaldehyde
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