Shristy Maurya Asked a Question
July 26, 2020 10:34 pmpts 30 pts
(d IV>TlS I1>T 11. The correct order of pKa values for compounds, I, II and IIl is: [DU 2017] NC CN HH CN N-H NC N () (a) I> II >II| (b) Ill > I>I (C)II > 1> III (d) Il > I > II
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  • Dinesh khalmaniya Best Answer
    yes it is aromatic but here we will assume it non aromatic in the sence of negative charge. because negative charge is not delocalised i. aromatic ring
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  • Dinesh khalmaniya thankyou
    option A is correct
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  • Dinesh khalmaniya
    option B
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    Dinesh khalmaniya
    both B and C forms aromatic rings after removing H. in Option C there is 3 aromatic ring so it is more stable than B which has only one ring. option A is non aromatic
  • Dinesh khalmaniya
    sorry reverse the answer because it is acidity order
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  • Dinesh khalmaniya
    pka will be reversed of option B
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  • Dinesh khalmaniya
    pka 1>2>3
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  • Dinesh khalmaniya
    got it??
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