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Question

The alcohol that reacts faster with Lucas reagent is?

A
CH3CH2CH2CH2OH
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B
CH3CH2C|OHHCH3
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C
CH3C|CH3HCH2OH
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D
CH3CH3|C|CH3OH
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Solution

The correct option is B CH3CH3|C|CH3OH
The alcohol that reacts faster with Lucas reagent is 2-methylpropan-2-ol CH3CH3|C|CH3OH, which is a tertiary alcohol. The product is 2-chloro-2-methylpropane.

10 alcohol reacts with Lucas reagent very slowly on heating.
20 alcohol reacts with Lucas reagent much faster.
30 alcohol reacts with Lucas reagent immediately at room temperature.
Lucas reagent is a mixture of HCl and anhydrous zinc chloride.

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