1.

The pair of compounds in which both the metals are in the highest possible oxidation state is :

Answer»

`TiO_3 and MnO_2`
`[Fe(CN)_6]^(3-) and [CO(CN)_6]^(3-)`
`CrO_2Cl_2 and MnO_4^(-)`
`[Co(CN)_6]^(3),MnO_3`

ANSWER :C


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