question_answer

Arrange the following carbocation in the increasing order of their stability

A)  \[I<II>III\]                         

B)  \[I>II=III\]

C)  \[I>III>II\]                         

D)  \[III>I>II\]

Correct Answer: A

Solution :

The stability of carbocation \[\propto \]no. of resonating structure \[\propto \]no. of hyper conjugation structure \[\propto \]no. of a-hydrogen atom