Roni pramanik Asked a Question
December 10, 2020 9:31 pmpts 30 pts
please check my ans........................................
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  • Priyanshu kumar thankyou
    1st one is most acidic.... cyclopentadienyl anion is formed after removal of H+ which is aromatic
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  • Dinesh khalmaniya Best Answer
    1 is most acid because after removal of H+ aromatic ring is formed
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  • Roni pramanik
    I think d ans .. -ve stable in sp carbon
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    Priyanshu kumar
    ethyne pka is 25 and cyclopentadiene pka is 15.. here aromatic ring is formed after deprotonation so most acidic
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