Na_(2)CO_(3) cannot be used in place of (NH_(4))_(2)CO_(3) for the pre – InterviewSolution

1.	Na_(2)CO_(3) cannot be used in place of (NH_(4))_(2)CO_(3) for the precipitation of V group, because
Answer» `NA^(+)` INTERFERES in the detection of V group conc. of `CO_(3)^(2-)` is very low Na will REACT with acid radicals Mg will be precipitated. Answer :D

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