Alcohols Phenols and Ethers - Result Question 39

####40. The correct order of acidic strength for following compounds will be

[2001]Oc1ccccc1

(a) III $>$ I $>$ II

(c) II $>$ III $>$ I

(b) I $>$ III $>$ II

(d) I $>$ II $>$ IIICc1ccc(O)cc1[N+]#[N+]c1ccc(O)cc1

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Solution:

  1. (a) Electron releasing group $(-CH_3)$ decreases acidity while electron withdrawing group $(-NO_2)$ increases acidity.


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