Question

Arrange the following: $C_{6}H_{5}\overset{\text{.}}{C}HCH_{3}$, $C_{6}H_{5}CHCH=CH_{2}$, $C_{6}H_{5}CH_{2}\overset{\text{.}}{C}H_{2}$, $C_{6}H_{5}\overset{\text{.}}{C}(CH_{3})_{2}$ in order of increasing stability.

Answer 1

Let the structures be 1,2,3 and 4.

So stability = 2>4>1>3.