Chemical Bonding And Molecular Structure Question 100
Question: Which concept best explains that o-nitrophenol is more volatile than p-nitrophenol
[AIIMS 1980, 82; Kurukshetra CEE 1998; MP PET 2002]
Options:
A) Resonance
B) Hyperconjugation
C) Hydrogen bonding
D) Steric hindrence
Show Answer
Answer:
Correct Answer: C
Solution:
o-Nitrophenol has intramolecular hydrogen bonding but p-Nitrophenol has intermolecular hydrogen bonding so boiling point of p-Nitrophenol is more than o-Nitrophenol.
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