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Assertion (A): Addtion of NH(4)OH to an ...

Assertion (A): Addtion of `NH_(4)OH` to an aqueous solution of `BaCl_(2)` in the presence of excess of `NH_(4)Cl` precipitates `Ba(OH)_(2)`.
Reason (R ): `Ba(OH)_(2)` is insoluble in water.

A

If both Assertion `&` Reason are True `&` the Reason is a correct explanation of the Assertion.

B

If both Assertion `&` Reason are True but Reason is not a correct explanation of the Assertion.

C

If Assertion is True but the Reason is False.

D

If both Assertion `&` Reason are False.

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The correct Answer is:
A, D
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$ Addition of NH_(4)OH to an aqueous solution of BaCl_(2) in the presence of NH_(4)Cl (excess) precipitates Ba(OH)_(2) . ! Ba(OH)_(2) is insoluble in water.

Statement-1 :Addition of NH_(4)OH to an aqueous solution of BaCl_(2) in presence of NH_(4)Cl (excess) precipitates Ba(OH)_(2) . Statement-2: Ba(OH)_(2) is water soluble.

Be(OH)_(2) is insoluble in water while Ba(OH)_(2) is highly soluble due to

When NH_(4)Cl is added to a solution of NH_(4)OH :

When NH_(4)Cl is added to a solution of NH_(4)OH :

The pH an aqueous solution of Ba(OH)_(2) is 10.0 . If the K_(sp) of Ba(OH)_(2) is 1.0xx10^(-9) , the concetration of Ba^(2+) ions in the solution is

pH of saturated solution of Ba(OH)_(2) is 12 . The value of solubility product (K_(sp)) of Ba(OH)_(2) is

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