1.

Which pair would not be expected to formprecipitate whensolutionare mixed?

Answer»

`K^(o+),SO_(4)^(2-)`
`Na^(o+),S^(2-)`
`Ag^(o+),NO_(3)^(Θ)`
`Al^(3+),HO^(Θ)`

SOLUTION :`AI(OH)_(3)` is insoluble in `H_(2)`


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