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JEE Mains · Chemistry · STD 12 - 7. Alcohol, phenol and ethers

निम्न फीनॉलों के लिए \(\mathrm{pK}_{\mathrm{a}}\) का बढ़ता क्रम क्या है? (\(A\)) \(2, 4-\) डाइनाइट्रोफीनॉल (\(B\)) \(4-\) नाइट्रोफीनॉल (\(C\)) \(2,4,5\)-ट्राईमेथिलफिनॉल (\(D\)) फिनॉल (\(E\)) \(3-\) क्लोरीफीनॉल

  1. A \((C), (D), (E), (B), (A)\)
  2. B \((A), (B), (E), (D), (C)\)
  3. C \((A), (E), (B), (D), (C)\)
  4. D \((C), (E), (D), (B), (A)\)
Verified Solution

Answer & Solution

Correct Answer

(B) \((A), (B), (E), (D), (C)\)

Step-by-step Solution

Detailed explanation

Order of acidity for following phenol is \(-M\) and \(-I\) increases acidity \(+ M\) and \(+ I\) decreases acidity
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