1.

Explain the type of isomers possible for the formula [Cr(H_(2)O_(6)]Cl_(3) with their colour.

Answer»

Solution :`(i) CrCl_(3)6H_(2)O` has three hydrate isomers.
`(ii) [Cr(H_(2)O)_(6)]Cl_(3)`-A VIOLET colour compound and GIVE `3` chloride ions in solution.
`(iii)[Cr(H_(2)O)_(5)]Cl_(2)H_(2)O`-A pale green colour compound and gives `2` chloride ions in solution.
`(iv) [Cr(H_(2)O)_(4)Cl_(2)]Cl.2H_(2)O`-Adark green colour compound and gives one chloride ION insolution.


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