`ROH + HX to RX + H_(2)O`
In the above reaction , the reactivity of different alcohols is :

Options

A. Tertiary `gt` Secondary `gt` Primary
B. Tertiary `lt` Secondary `lt` Primary
C. Tertiary `lt` Secondary `gt` Primary
D. Secondary `lt` Primary `lt` Tertiary

Answer

A

Explanation

`R-OX+HX rarr R-X+H_2O`
Reactivity order of alcohols for this reaction
`3^@ gt 2^@ gt 1^@`
Reactivity order of halogen acids
R-I `gt` R-Br `gt` R-Cl