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Karnataka Board PUCPUC Science 2nd PUC Class 12

How the following conversion can be carried out? Chlorobenzene to p-nitrophenol

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Question

How the following conversion can be carried out?

Chlorobenzene to p-nitrophenol

Chemical Equations/Structures
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Solution

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Chapter 6: Haloalkanes and Haloarenes - Exercises [Page 191]

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NCERT Chemistry Part 1 and 2 [English] Class 12
Chapter 6 Haloalkanes and Haloarenes
Exercises | Q 6.19 (xv) | Page 191

RELATED QUESTIONS

The presence of nitro group (−NO2) at o/p positions increases the reactivity of haloarenes towards nucleophilic substitution reactions.


Give reasons:

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Write chemical equation in support of your answer. 
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Reason: Nitro group, being an electron-withdrawing group decreases the electron density over the benzene ring.


Which of the following compounds will give racemic mixture on nucleophilic substitution by \[\ce{OH-}\] ion?

(a) \[\begin{array}{cc}
\phantom{}\ce{CH3 - CH - Br}\\
\phantom{}|\\
\phantom{....}\ce{C2H5}\phantom{}
\end{array}\]

 

(b) \[\begin{array}{cc}
\phantom{..}\ce{Br}\\
\phantom{}|\\
\phantom{}\ce{CH3 - C - CH3}\\
\phantom{}|\\
\phantom{....}\ce{C2H5}\phantom{}
\end{array}\]

 

(c) \[\begin{array}{cc}
\phantom{....}\ce{CH3 - CH - CH2Br}\\
\phantom{}|\\
\phantom{....}\ce{C2H5}\phantom{}
\end{array}\]


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(a)
(b)
(c)

Arrange the following compounds in increasing order of rate of reaction towards nucleophilic substitution.

(a)
(b)
(c)

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(a)
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\[\ce{CH3CHO \underset{ii) H2O+}{\overset{i) LiAlH4}{->}} [A] \underset{\triangle}{\overset{H2SO4}{->}} [B]}\]


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