1.

Amongst the following ions which one has the highest paramagnetism ?

Answer»

`[CR(H_(2)O)_(6)]^(3+)`
`[Fe(H_(2)O)_(6)]^(2+)`
`[CU(H_(2)O)_(6)]^(2+)`
`[Zn(H_(2)O)_(6)]^(2+)`

Answer :B


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