Which of the following is Lucas reagent?

ammonical silver nitrate

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B r / C C l_{4}

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dry

Z n C l_{2} / c o n c . H C l

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alk.

K M n O_{4}

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Solution

The correct option is C dry $Z n C l_{2} / c o n c . H C l$
Lucas reagent is dry $Z n C l_{2} / c o n c . H C l$ . It is used to differentiate between different alcohols.

Hence, option C is correct.

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Similar questions

Q. Which of the following alcohol is most reactive with Lucas reagent

(C o n c . H C l + {Z n C l}_{2})

Lucas test of alcohols involves the following reaction $R - O H + C o n c . H C l A n h y d r o u s - ----- \to Z n C l_{2} R C l + H_{2} O$ (white turbidity) Select the incorrect statements for the lucas test

Q. The function of

Z n {C l}_{2}

in Lucas test for alcohols is:

Q. Assertion :Tertiary alcohols give turbidity immediately with Lucas reagent. Reason: A mixture of conc.HI + anhydrous

Z n C l_{2}

is called Lucas reagent

Q. From amongst the following alcohols the one that would react fastest with

c o n c . H C l

and anhydrous

Z n C l_{2}

, is:

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Which of the following is Lucas reagent?

The correct option is C dry ZnCl2/conc.HClLucas reagent is dry ZnCl2/conc.HCl. It is used to differentiate between different alcohols. Hence, option C is correct.

The correct option is C dry $Z n C l_{2} / c o n c . H C l$
Lucas reagent is dry $Z n C l_{2} / c o n c . H C l$ . It is used to differentiate between different alcohols.

Hence, option C is correct.