1.

Assertion: Basic radical of V group are precipitated as their carbonates in presence of NH_(4)Cl. Reason: NO_(4)OH maintains the pH of the solution basic.

Answer»

If assertion is true but the REASON is false
If assertion is false but reason is true
If both assertion and reason are true and reason is the correct explanation of assertion
If oth assertion and reason are true but reason is not the correct explanation of assertion

Solution :GROUP reagent for V group is `(NH_(4))_(2)CO_(3)` is PRESENCE of `NH_(4)Cl` and because of `NH_(4)OH,pH` of solution is maintained.


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