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STD 11 - 8.4. Organic chemistry reaction mechanism — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 11 - 8.4. Organic chemistry reaction mechanism4 Marks
MCQ
Which amongst the following is the strongest acid?
  • A
    $CHBr_3$
  • B
    $CHI_3$
  • ✓
    $CH(CN)_3$
  • D
    $CHCl_3$
✓

Answer

Correct option: C.
$CH(CN)_3$
c
$CH{\left( {CN} \right)_3} \rightleftharpoons \mathop C\limits^ -  {\left( {CN} \right)_3} + {H^ + }$

Negative charge of the conjugate base $\mathop C\limits^ -  {\left( {CN} \right)_3}$ in extensively delocalized through the $C \equiv N$ group.

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