1.

A colourless crystalline salt 'X' is soluble in dilute HCl. On adding NaOH solution, it gives a white precipitate which is insoluble in excess of NaoH. 'X' is

Answer»

`AL_(2)(SO_(4))_(3)`
`ZnSO_(4)`
`MgSO_(4)`
`SnCl_(2)`

ANSWER :C


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