1.

In which of the following the central atom is present in its highest oxidation state?

Answer»

`[FE(CN)_(6)]^(-4)`
`[NiCl_(4)]^(2-)`
`[Cr(H_(2)O)_(6)]^(3+)`
`[Se(H_(2)O)_(6)]^(+3)`

Solution :Maximum OXIDATION state of Sc is + 3.


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