1.

Which of the following ions give ppt. with BaCl_(2) solution?

Answer»

`SO_(4)^(2-)`
`S_(2)O_(3)^(2-)`
`S^(-2)`
`SO_(3)^(2-)`

Solution :`BaCl_(2)+SO_(4)^(2(-)) to BaSO_(4)+2CL^((-)), BaCl_(2)+S^(2(-)) to BAS, BaCl_(2)+SO_(3)^(2(-)) to BaSO_(3)`


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