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JEE Mains · Chemistry · STD 11 - 8.3. Organic chemistry purification and characterization

फिनॉल तनु \(HNO _3\) के साथ अभिक्रिया करके दो 'उत्पाद' देता है। निम्न में से कौनसा तरीका बड़े पैमाने पर पृथक्कर्ण के लिए सबसे प्रभावी टोगा-

  1. A स्तंभ वर्णलेखिकी पृथक्करण
  2. B प्रभाजी क्रिस्टलीकरण
  3. C भापीय आसवन
  4. D ऊर्ध्वपातन
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Answer & Solution

Correct Answer

(C) भापीय आसवन

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Detailed explanation

Para product has higher boiling point than ortho as intermolecular \(H\)-bond is possible in former, where as intramolecular \(H\)-bond is possible in ortho product. Steam distillation can separate them as ortho product is steam volatile.
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