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Amongst the following alcohols which would react fastest with conc. $\mathrm{HCl}$ and $\mathrm{ZnCl}_2$ ?
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2-methyl butan-2-ol
2-methyl butan-2-ol
$\mathrm{ZnCl}_2+$ conc. $\mathrm{HCl}$ is Lucas reagent. Lucas reagent reacts fastest with tertiary alcohol. $3^{\circ}$ alcohol $+$ Lucas reagent $=$ Immediate turbidity
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