Chemistry · Organic Chemistry
Which of the following choices represents the correct decreasing order of acidity (or increasing order of pKa values) for the given substituted phenols? 1. 2,4-Dinitrophenol 2. 4-Nitrophenol 3. 3-Chlorophenol 4. Phenol 5. 2,4,5-Trimethylphenol
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12,4-Dinitrophenol > 3-Chlorophenol > 4-Nitrophenol > Phenol > 2,4,5-Trimethylphenol
- 24-Nitrophenol > 2,4-Dinitrophenol > 3-Chlorophenol > Phenol > 2,4,5-Trimethylphenol
- 32,4-Dinitrophenol > 4-Nitrophenol > 3-Chlorophenol > Phenol > 2,4,5-Trimethylphenol✓
- 42,4-Dinitrophenol > 4-Nitrophenol > 3-Chlorophenol > 2,4,5-Trimethylphenol > Phenol
Correct answer
2,4-Dinitrophenol > 4-Nitrophenol > 3-Chlorophenol > Phenol > 2,4,5-Trimethylphenol
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