When BaCl(2) is added to an aqueous salt...

When `BaCl_(2)` is added to an aqueous salt solution a white precipitate is obtained. The anion among `CO_(3)^(2).SO_(3)^(2) and SO_(4)^(2)` that was present in the solution can be :

`CO_(3)^(2)` but not any of the other two

`SO_(3)^(2)` but not any of the other two

`SO_(4)^(2)` but not any of the other two

Any of them

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