1.

For 1 molal aqueous solution of the following compounds, which one will show the highest freezing point?

Answer»

`[CO(H_(2)O)_(3)Cl_(3)]3H_(2)O`
`[Co(H_(2)O)_(6)]Cl_(3)`
`[Co(H_(2)O)_(5)Cl]Cl_(2)*H_(2)O`
`[Co(H_(2)O)_(4)Cl_(2)]Cl*2H_(2)O`

Solution :The complex giving least number of ions will show highest freezing POINT


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