1.

The oxidation state of Cr in [Cr(H_(2)O)_(6)]Cl_(3), [Cr(C_(6)H_(6))_(2)], and K_(2)[Cr(CN)_(2)(O)_(2)(O_(2))(NH_(3))] respectively are :

Answer»

`+3,0 and +6`
`+3,0 and +4`
`+3,+4 and +6`
`+3,+2 and +4`

ANSWER :A


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