1. Tardigrade
  2. Question
  3. Chemistry
  4. Arrange the following carbocations according to their stability order (.I.)C6H5 overset+(CH)2(.II.)C6H5(CH)2 overset+(CH)2(.III.)C6H5 overset+CH(CH)3(.IV.)C6H5 overset+C(.(CH)3(.)2

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Q. Arrange the following carbocations according to their stability order
$\left(\right.I\left.\right)C_{6}H_{5}\overset{+}{\left(CH\right)_{2}}\left(\right.II\left.\right)C_{6}H_{5}\left(CH\right)_{2}\overset{+}{\left(CH\right)_{2}}\left(\right.III\left.\right)C_{6}H_{5}\overset{+}{CH}\left(CH\right)_{3}\left(\right.IV\left.\right)C_{6}H_{5}\overset{+}{C}\left(\right.\left(CH\right)_{3}\left(\left.\right)_{2}$

NTA AbhyasNTA Abhyas 2022

Solution:

Resonance and inductive effect decide stability of carbocations.
Solution
∴ Correct order of stability is
(II) <(I) <(III) <(IV)