STANDARDChemistry-Alcohols, Phenols and Ethers
STANDARD Chemistry Acidity of Phenols MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which of the following is most acidic?
A
Benzyl alcohol
B
Cyclohexanol
C
Phenol
D
m-Chlorophenol
Correct Answer
Option D
Detailed Explanation
Halogens have both +R and –I effect, but the –I effect predominates over the +R-effect. Therefore, m-chlorophenol is most acidic due to the electron withdrawing –Cl group. Alcohols are less acidic than phenol.
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