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प्रश्न
Which of the following alcohols will not undergo oxidation?
विकल्प
Butanol
Butan-2-ol
2-Methylbutan-2-ol
3-Methylbutan-2-ol
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उत्तर
2-Methylbutan-2-ol
Explanation:
Tertiary alcohols will not be under-oxidized. Because 2-Methylbutarte-2-ol is a tertiary alcohol, it will not oxidise.
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संबंधित प्रश्न
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.
When 3-methylbutan-2-ol is treated with HBr, the following reaction takes place:
\[\begin{array}{cc}
\phantom{...................................}\ce{Br}\\
\phantom{..................................}|\\
\ce{CH3 - CH - CH - CH3 ->[HBr] CH3 - C - CH2 - CH3}\\
|\phantom{.........}|\phantom{...................................}|\phantom{...........}\\
\ce{CH3}\phantom{...}\ce{OH}\phantom{...............................}\ce{CH3}\phantom{.......}\\
\end{array}\]
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.)
Write the mechanism (using curved arrow notation) of the following reaction :
Which one of the following on oxidation gives a ketone?
Suggest a reagent for the following conversion.
Explain why is OH group in phenols more strongly held as compared to OH group in alcohols.
What is Lucas reagent?
What happens when (CH3)3 C – OH is heated with Cu/573 K?
Write the chemical equation in support of your answer.
Write the mechanism of acid-catalysed dehydration of ethanol to yield ethene.
