The compound that reacts fastest with Lu...

The compound that reacts fastest with Lucas reagent is

butan -1-ol

butan-2-ol

2-methyl propan-2-ol

2-methyl propan-1-ol

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The correct Answer is:

Tertiary alcohol (2-methylpropan-2-ol) gives turbidity immediately with Lucas reagent (conc.HCl+anhyd.`ZnCl_(2)`) at room temperature .

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