1.

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

Answer»

`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.

Solution :`BaCO_(3) , BaSO_(3)` and `BaSO_(4)` are all white precipitates in aqueous solution .


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