1.

Which one is more acidic in aqueous solution

Answer»

`NiCl_(2)`
`FeCl_(3)`
`AlCl_(3)`
`BeCl_(2)`

Solution :Some SALTS of weak BASE and STRONG acid get hydrolysed in aqueous solution thus FORMING an acidic solution.
`underset(("acidic"))(AlCl_(3))+3H_(2)Oto Al(OH)_(3)+3HCl`


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