Shristy posted an Question
September 12, 2021 • 15:20 pm 30 points
  • IIT JAM
  • Chemistry (CY)

What is the order of acidity (most acidic to least acidic) ? ch cooh i (a) 1ii> ii>i h3 co ch2 - co0h cich,c00h ii iii (b) i> ii > iii (c) i1l> i>ii (d) ii> iii

What is the order of acidity (most acidic to least acidic) ? CH COOH I (a) 1II> II>I H3 CO CH2 - CO0H CICH,C00H II III (b) I> II > III (c) I1l> I>II (d) II> III >1

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  • Shreyasi majumdar 1

    Sorry, option A will be correct. OCH3 shows ELectron withdrawing effect here

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  • Shreyasi majumdar 1 Best Answer

    correct option is C. Cl stablises the -ve charge on carboxylate after loss of H. Whereas OCH3 group destabilises it the most. So, order of stability of carboxylate ion as well as acidity will be iii>i>ii

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    but option a is given in ans

  • Shreyasi majumdar 1

    correct option is C. Cl stablises the -ve charge on carboxylate after loss of H. Whereas OCH3 group destabilises it the most. So, order of stability of carboxylate ion as well as acidity will be iii>i>ii

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