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प्रश्न
Explain why is OH group in phenols more strongly held as compared to OH group in alcohols.
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उत्तर
In phenol, oxygen atom is attached to sp2-hybridised carbon atom while in alcohol, it is attached to sp3-hybridised carbon atom. The bond formed between oxygen and sp2-hybridised carbon is more strongly held then that formed between oxygen and sp3-hybridised carbon.
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संबंधित प्रश्न
Write the final product(s) in each of the following reactions:

Give reasons for the following:
o-nitrophenol is more acidic than o-methoxyphenol.
Write the mechanism of the following reaction:

Ortho and para nitrophenols are more acidic than phenol. Draw the resonance structures of the corresponding phenoxide ions.
Give the equation of the following reaction:
Dilute HNO3 with phenol.
Write the mechanism (using curved arrow notation) of the following reaction :

Lucas reagent is ____________.
Lucas test is used for the detection of _____________.
Which of the following are used to convert RCHO into RCH2OH?
(i) H2/Pd
(ii) LiAlH4
(iii) NaBH4
(iv) Reaction with RMgX followed by hydrolysis
Dehydration of 2-butanol yields:
The compound which gives the most stable carbonium ion on dehydration is:
During dehydration of alcohols to alkenes by heating with cone. H2SO4 the initial step is ____________.
\[\ce{CH3CH2OH}\] can be converted into \[\ce{CH3CHO}\] by ______.
Mark the correct increasing order of reactivity of the following compounds with HBr/HCl.
| (a) | ![]() |
| (b) | ![]() |
| (c) | ![]() |
Name the factors responsible for the solubility of alcohols in water.
Explain why nucleophilic substitution reactions are not very common in phenols.
Which of the following observation is shown by 2-phenyl ethanol with Lucas Reagent?
Write the mechanism of acid dehydration of ethanol to yield ethene.
Write the mechanism of acid dehydration of ethanol to yield ethene.
Write the mechanism of acid-catalysed dehydration of ethanol to yield ethene



