1.

Heating in aqueous solution of aluminium chloride to dryness will give

Answer»

`Al(OH)Cl_(2)`
`Al_(2)O_(3)`
`Al_(2)Cl_(6)`
`AlCl_(3)`

SOLUTION :The solution of aluminium chloride in water is acidic due to HYDROLYSIS.
`AlCl_(3)+3H_(2)O to Al(OH)_(3)+3HCl`
On heating it TILL dryness `Al(OH)_(3)` is converted into `Al_(2)O_(3)`
2Al(OH)_(3) overset(Delta) to Al_(2)O_(3)`.


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