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(A) Both phenol and phenoxide ion exhibi...

(A) Both phenol and phenoxide ion exhibit resonance, phenoxide ion is more stable than phenol
(R) In phenoxide ion two equivalent resonating structures, and in phenol four equivalent resonating structures are present

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

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • Which of the following ions exhibit resonance ?

    A
    `NO_(3)^(-)`
    B
    `CH_(3)COO^(-)`
    C
    `CO_(3)^(-2)`
    D
    All of the above

  • (A) Phenols are more acidic than alcohols. (R) Phenoxide ion is more stable than alkoxide ion due to resonance.

    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

  • (A) : Phenols are more acidic than alcohols. (R): Phenoxide ion is more stable than alkoxide ion due to resonance.

    A
    Both A & R are true, R is the correct explanation of A
    B
    Both A & R are true, R is not correct explanation of A
    C
    A is true, R is false
    D
    A is false, R is true

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    Draw resonance structures of phenol, Chlorobenzene and benzaldehyde.

    (A) The pka of acetic acid is lower than that of phenol. (R) Phenoxide ion is more resonance stabilised than acetate ion.

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