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NEETChemistryAlcohols Phenols and Ethers

What property makes 2,4,6-trinitrophenol (picric acid) a strong acid?

Options

  1. AThe presence of three methyl groups
  2. BThe presence of three electron-donating groups
  3. CThe presence of three electron-withdrawing -NO 2 groups
  4. DThe presence of three halogen atoms

Correct answer

C. The presence of three electron-withdrawing -NO 2 groups

Step-by-step solution

The -NO 2 groups in picric acid are electron-withdrawing and make it a strong acid.

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