An unknown alcohol is treated with the "Lucas reagent "to determine whether the alcohol is primary ,secondary or tertiary, Which alcohol reacts fastest and by what mechanism:
tertiary alcohol by SN2
secondary alcohol by SN1
tertiary alcohol by SN1
secondary alcohol by SN2
As discussed
Test of alcohol Lucas test -
- wherein
Tertiary alcohol reacts fastest with Lucas reagent through SN1 mechanism via tertiary carbocation