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Question: Answered & Verified by Expert
Arrange the following in increasing order of acidic strength

ChemistryGeneral Organic ChemistryJEE Main
Options:
  • A III < V < IV < II < I
  • B V < IV < III < II < I
  • C III < II < IV < I < V
  • D I < II < III < IV < V
Solution:
2777 Upvotes Verified Answer
The correct answer is: III < V < IV < II < I
Acidic nature of sulphonic acid is more than that of carboxylic acid and carboxylic acid is more acidic then an alcohol.
Acidic nature electron withdrawing group 1 electronreleasinggroup .
Here the correct order of acidic nature is III < V < IV < II < I.

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