1.

On being heated with conc. HNO_(3) and ammonium molybdate solution, the salt solutions gives a yellow precipitate. The salt(s) may be

Answer»

`Na_(2)HPO_(4)`
`As_(2)O_(3)`
`FeSO_(4)`
`BaCl_(2)`

Solution :`Na_(2)HPO_(4)` FORMS YELLOW COLOURED AMMONIUM phosphomolybdate precipitate `[(NH_(4))_(3)PO_(4).12MoO_(3)].As_(2)O_(3)` forms yellow precipitate of ammonium arsemomolybdate `[(NH_(4))_(3) AsO_(4). 12MoO_(3)]`


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