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  • Given below are two statements: Statement I: The acidic strength of monosubstituted nitrophenol is higher than phenol because of electron withdrawing nitro group.<br

Given below are two statements:
Statement I:
The acidic strength of monosubstituted nitrophenol is higher than phenol because of electron withdrawing nitro group.
Statement II:
o-nitrophenol, m-nitrophenol and p-nitrophenol will have same acidic strength as they have one nitro group attached to the phenolic ring

In the light of the above statements, choose the most appropriate answer from the options given below:
 

Option: 1

Both Statement I and Statement II are incorrect.
 


Option: 2

Statement I is correct but Statement II is incorrect.
 


Option: 3

Statement I is incorrect but Statement II is correct.
 


Option: 4

Both Statement I and Statement II are correct.


Answers (1)

best_answer

Electron withdrawing group o Phenol increases it's acidic strength

Statement I is correct

now, the pka values of nitro substituted Phenols are given below:

thus acidic strength of nitrophenols is

Para > Ortho > Meta

Hence statement I is correct while statement II is incorrect

hence correct option is 2

Posted by

sudhir.kumar

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