Karnan Asked a Question
December 12, 2020 10:16 ampts 30 pts
Identify correct acidic strength order in the following compounds: HO HO OH HO OH OH B B NO2 (I) (I) NO NO a) I> II> Ill b) Ill> Il> 1I c) I>Ill >Il d) ll>1>Il
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  • Priyanshu kumar
    Option B is correct In IIIrd there is resonance but no steric crowding...So most acidic. Acidity order will be III>II>I check this pka value
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    Priyanshu kumar
    please ask if any doubt in comnt box
  • Dinesh khalmaniya thankyou
    option C is correct. here NO2 shows both -R and -I effect at orho and Para compounds. so acidity of both ortho and Para compounds will be greater than meta. ortho will be more acid...
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  • Ashutosh singh Best Answer
    C is the correct trend here, I think. -NO2 has strong -I and strong -M effect which operates through ortho/para positions. Electron withdrawing nature is more pronounced at ortho t...
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