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(A) Anhydrous ZnCl2 is used in reaction ...

(A) Anhydrous `ZnCl_2` is used in reaction of alcohols with HCI.
(R) ZnCl, forms a complex with oxygen of alcohol and converts - OH into a much better leaving group.

A

Both (A) and (R) are true and (R) is the correct explanation of (A)

B

Both (A) and (R) are true and (R) is not the correct explanation of (A)

C

(A) is true but (R) is false

D

Both (A) and (R) are false

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • A mixture of anhydrous ZnCl_(2) +conc.HCI is known as

    A
    Fehling's reagent
    B
    Lucas reagent
    C
    Tollen's reagent
    D
    Benedict's reagent

  • (A) Reduction of glucose with sodium borohydride gives sorbitol. (R) Sodium borohydride can convert a carbonyl group to alcoholic group.

    A
    Both (A) and (R) are true and (R) is the correct explanation of (A)
    B
    Both (A) and (R) are true and (R) is not the correct explanation of (A)
    C
    (A) is true but (R) is false
    D
    Both (A) and (R) are false

  • Groove's method is used for preparation of alkyl halides from alcohols using HX and ZnCl_2 . The order of reactivity is

    A
    HCI gt HBr gt HI
    B
    HI gt HBr gt HCI
    C
    HCI gt HI gt HBr
    D
    HI gt HCI gt HBr

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