NEET2019Chemistry-Organic Chemistry
NEET 2019 Chemistry Acidity and basicity MCQ Question
Type: MCQ-conceptual-Hard-Class 12
The compound that is most difficult to protonate is ______.
A
H₃C−O−H
B
H₃C−O−CH₃
C
Ph−O−H
D
H−O−H
Correct Answer
Option C
Detailed Explanation
Phenol (Ph−O−H) is difficult to protonate due to the resonance stabilization of the phenoxide ion, making it less reactive towards protonation.
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