Stability order of following carbocation's (i) , * 20 c C H_3 - C… - Vidyadip

MCQ

Stability order of following carbocation's

$(i)\,\begin{array}{*{20}{c}}
{C{H_3} - \mathop C\limits^ \oplus - C{H_3}} \\
| \\
{\,\,\,\,\,\,OC{H_3}}
\end{array}$

$(ii)\,\begin{array}{*{20}{c}}
{C{H_3} - \mathop C\limits^ \oplus - C{H_3}} \\
| \\
{\,\,\,\,\,\,C{H_3}}
\end{array}$

$(iii)\begin{array}{*{20}{c}}
{C{H_3} - \mathop C\limits^ \oplus {H_2} - NH} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_3}}
\end{array}$

$(iv)\,C{H_3} - \mathop C\limits^ \oplus {H_2}$

✓
$iii > i > ii > iv$
B
$i > iii > ii > iv$
C
$iii > ii > i > iv$
D
$ii > iv > iii > i$

✓

Answer

Correct option: A.

$iii > i > ii > iv$

a

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