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प्रश्न
Give the equation of the following reaction:
Dilute HNO3 with phenol.
उत्तर
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संबंधित प्रश्न
Write the mechanism of the following reaction :
Give the equation of the following reaction:
Oxidation of propan-1-ol with alkaline KMnO4 solution.
Name the reagent used in the following reaction:
Oxidation of a primary alcohol to aldehyde.
Name the reagent used in the following reaction:
Benzyl alcohol to benzoic acid.
When 3-methylbutan-2-ol is treated with HBr, the following reaction takes place:
\[\begin{array}{cc}
\phantom{.......................}\ce{Br}\\
\phantom{......................}|\\
\ce{CH3 - CH - CH - CH3 ->[HBr] CH3 - C - CH2 - CH3}\\
\phantom{.}|\phantom{......}|\phantom{......................}|\phantom{........}\\
\phantom{}\ce{CH3}\phantom{...}\ce{OH}\phantom{...................}\ce{CH3}\phantom{.....}
\end{array}\]
Give a mechanism for this reaction.
(Hint: The secondary carbocation formed in step II rearranges to a more
stable tertiary carbocation by a hydride ion shift from 3rd carbon atom.)
Lucas reagent is ____________.
Lucas test is used for the detection of _____________.
Which of the following is not true in case of reaction with heated copper at 300°C?
Primary and secondary alcohols on the action of reduced copper give:
During dehydration of alcohols to alkenes by heating with cone. H2SO4 the initial step is ____________.
The process of converting alkyl halides into alcohols involves ______.
Suggest a reagent for the following conversion.
In Kolbe’s reaction, instead of phenol, phenoxide ion is treated with carbon dioxide. Why?
Ethers can be prepared by Williamson synthesis in which an alkyl halide is reacted with sodium alkoxide. Di-tert-butyl ether can’t be prepared by this method. Explain.
Why is the C – O – H bond angle in alcohols slightly less than the tetrahedral angle whereas the C – O – C bond angle in ether is slightly greater?
Write the mechanism of acid dehydration of ethanol to yield ethene.
Write the mechanism of acid-catalysed dehydration of ethanol to yield ethene.
Write the mechanism of acid-catalysed dehydration of ethanol to yield ethene.
