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Assertion: Al(OH)(3) is amphoteric in na...

Assertion: `Al(OH)_(3)` is amphoteric in nature.
Reason: `Al(OH)_(3)` is `H^(+)` donar acid as well as `OH^(-)` donar base.

A

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

B

if both (A) and (R) are true but (R) is not correct explanation of (A)

C

If (A) is true but (R) is false

D

If (A) is false but (R) is false

Text Solution

Verified by Experts

The correct Answer is:
C
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Al(OH)_(3) is amphoteric is nature. Al-O and O-H bonds can be borken with equal ease in Al(OH)_(3) .

Assertion: Be(OH)_(2) dissolves in excess NaOH solution. Reason: Be(OH)_(2) is an acidic compound.

Knowledge Check

  • Assertion (A) : Al(OH)_(3) is amphoteric in nature. Reason (R) : Al-O and O-H bonds can be broken with equal ease in Al(OH)_(3) .

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

  • Assertion (A): Be(OH)_(2) is soluble in NaOH . Reason (R ): Be(OH)_(2) is amphoteric in nature.

    A
    If both `(A)` and `(R )` are correct and `(R )` is the correct explanation of `(A)`.
    B
    If both `(A)` and `(R )` are correct, but `(R )` is not the correct explanation of `(A)`.
    C
    If `(A)` is correct, but `(R )` is incorrect.
    D
    If `(A)` is incrrect, but `(R )` is correct.

  • Assertion: Be(OH)_(2) dissolves in excess NaOH solution. Reason: Be(OH)_(2) is an acidic compound.

    A
    If both assertion and reason are true and the reason is the correct explanation of assertion
    B
    If both assertion and reason are true and the reason is not the correct explanation of assertion
    C
    If assertion is false but reason is true
    D
    If assertion is true but the reason is false

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    Explore conceptually related problems

    Assertion: Al(OH)_(3) is insoluble in NH_(4)OH but soluble in NaOH . Reason: NaOH is a stronger base.

    Statement-1: Al(OH)_(3) is amphoteric in nature. Statement-2: It cannot be used as an antacid.

    Statement 1 : Al(OH)_(3) is amphoteric in nature statement 2: Al-O and O-H bonds can be broken with equal ease in Al(OH)_(3)

    Statement -I Al(OH)_3 is amphoteric in nature. statement -II Al-O and O-H bonds can be broken with equal case in Al(OH)_3

    The conjugate base of [Al (H_2O)_3(OH)_3] is :

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