Phenols( Acidic Nature, Electrophilic Substitution Reactions...) NEET Questions

Organic Chemistry - Organic Compounds Containing Oxygen

Phenols( Acidic Nature, Electrophilic Substitution Reactions...) MCQ Questions


13.
In phenol, the lone pair on oxygen is:
A.
Involved in conjugation
B.
In ionic bond
C.
Not participating
D.
Localized on oxygen
😑 View Answer Rough Work Error
ANSWER :
A. Involved in conjugation
14.
Electrophilic substitution in phenol occurs at:
A.
Meta position
B.
Ortho and para position
C.
Only para
D.
Only ortho
😑 View Answer Rough Work Error
ANSWER :
B. Ortho and para position
15.
Phenol is soluble in water due to:
A.
H-bonding
B.
Van der Waals forces
C.
Ionic bonds
D.
Hydrophobic interactions
😑 View Answer Rough Work Error
ANSWER :
A. H-bonding
16.
Phenol reacts with NaOH to form:
A.
Sodium phenoxide
B.
Phenoxide ion
C.
Phenyl alcohol
D.
Benzyl alcohol
😑 View Answer Rough Work Error
ANSWER :
A. Sodium phenoxide
17.
Phenol reacts with Na metal to liberate:
A.
Hâ‚‚
B.
NaOH
C.
Oâ‚‚
D.
NaH
😑 View Answer Rough Work Error
ANSWER :
A. Hâ‚‚
18.
Phenol is less acidic than:
A.
Water
B.
Acetic acid
C.
Ethanol
D.
Methanol
😑 View Answer Rough Work Error
ANSWER :
B. Acetic acid