Roni posted an Question
December 11, 2020 • 03:01 am 30 points
  • IIT JAM
  • Chemistry (CY)

Please check my ans...............................

please check my ans........................................

2 Answer(s) Answer Now
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    Priyanshu kumar best-answer

    1st one is most acidic.... cyclopentadienyl anion is formed after removal of H+ which is aromatic

  • comment-profile-img>
    Dinesh khalmaniya 1 Best Answer

    1 is most acid because after removal of H+ aromatic ring is formed

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  • Roni 1

    I think d ans .. -ve stable in sp carbon

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    ethyne pka is 25 and cyclopentadiene pka is 15.. here aromatic ring is formed after deprotonation so most acidic

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