TS EAMCET 19-July-2022 Shift 1 Solved Paper

The rate of acid mediated dehydration reaction of alcohol depends on the stability of the carbocation. The order of stability of carbocations for given alcohols is

CH3− CH3 | C⊕ | ‌‌‌‌‌CH3

III

>CH3−

CH2− ⊕ C H

(IV)

−CH3
Hence, the correct order of rate of dehydration is III > IV > II > I.